Home / 55,427,339,986.70-83,141,009,980.05-54,325,343,929.10

Finding the Fourth Proportional to 55,427,339,986.70, 83,141,009,980.05 and 54,325,343,929.10

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Solution

The fourth proportional to 55,427,339,986.70, 83,141,009,980.05 and 54,325,343,929.10 is: 81,488,015,893.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,427,339,986.70 : 83,141,009,980.05 = 54,325,343,929.10 : x
  2. Step 2: Convert to fraction form
    55,427,339,986.70/83,141,009,980.05 = 54,325,343,929.10/x
  3. Step 3: Cross multiply
    55,427,339,986.70x = 83,141,009,980.05 × 54,325,343,929.10
  4. Step 4: Simplify right side
    55,427,339,986.70x = 4,516,663,961,778,952,077,312
  5. Step 5: Solve for x
    x = 4,516,663,961,778,952,077,312/55,427,339,986.70
  6. Step 6: Final answer
    x = 81,488,015,893.65

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Double scale
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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.