Home / 1,207,230,129.60-1,810,845,194.40-595,010,097.60

Finding the Fourth Proportional to 1,207,230,129.60, 1,810,845,194.40 and 595,010,097.60

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Solution

The fourth proportional to 1,207,230,129.60, 1,810,845,194.40 and 595,010,097.60 is: 892,515,146.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,230,129.60 : 1,810,845,194.40 = 595,010,097.60 : x
  2. Step 2: Convert to fraction form
    1,207,230,129.60/1,810,845,194.40 = 595,010,097.60/x
  3. Step 3: Cross multiply
    1,207,230,129.60x = 1,810,845,194.40 × 595,010,097.60
  4. Step 4: Simplify right side
    1,207,230,129.60x = 1,077,471,175,858,435,072
  5. Step 5: Solve for x
    x = 1,077,471,175,858,435,072/1,207,230,129.60
  6. Step 6: Final answer
    x = 892,515,146.40

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Half scale
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Double scale
Find fourth proportional to 1,207,230,130.60, 1,810,845,195.90 and 595,010,098.60
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.