Home / 111,435,265.90-153,780,666.51-62,542,693.90

Finding the Fourth Proportional to 111,435,265.90, 153,780,666.51 and 62,542,693.90

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Solution

The fourth proportional to 111,435,265.90, 153,780,666.51 and 62,542,693.90 is: 86,308,917.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,435,265.90 : 153,780,666.51 = 62,542,693.90 : x
  2. Step 2: Convert to fraction form
    111,435,265.90/153,780,666.51 = 62,542,693.90/x
  3. Step 3: Cross multiply
    111,435,265.90x = 153,780,666.51 × 62,542,693.90
  4. Step 4: Simplify right side
    111,435,265.90x = 9,617,857,153,272,910
  5. Step 5: Solve for x
    x = 9,617,857,153,272,910/111,435,265.90
  6. Step 6: Final answer
    x = 86,308,917.34

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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.