Home / 1,134,386,687.09-1,565,460,451.28-632,627,146.71

Finding the Fourth Proportional to 1,134,386,687.09, 1,565,460,451.28 and 632,627,146.71

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Solution

The fourth proportional to 1,134,386,687.09, 1,565,460,451.28 and 632,627,146.71 is: 873,029,267.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,386,687.09 : 1,565,460,451.28 = 632,627,146.71 : x
  2. Step 2: Convert to fraction form
    1,134,386,687.09/1,565,460,451.28 = 632,627,146.71/x
  3. Step 3: Cross multiply
    1,134,386,687.09x = 1,565,460,451.28 × 632,627,146.71
  4. Step 4: Simplify right side
    1,134,386,687.09x = 990,352,778,582,196,992
  5. Step 5: Solve for x
    x = 990,352,778,582,196,992/1,134,386,687.09
  6. Step 6: Final answer
    x = 873,029,267.58

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Double scale
Find fourth proportional to 1,134,386,688.09, 1,565,460,452.66 and 632,627,147.71
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.