Home / 102,145,686.78-153,287,930.97-41,572,435.26

Finding the Fourth Proportional to 102,145,686.78, 153,287,930.97 and 41,572,435.26

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Solution

The fourth proportional to 102,145,686.78, 153,287,930.97 and 41,572,435.26 is: 62,386,898.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,145,686.78 : 153,287,930.97 = 41,572,435.26 : x
  2. Step 2: Convert to fraction form
    102,145,686.78/153,287,930.97 = 41,572,435.26/x
  3. Step 3: Cross multiply
    102,145,686.78x = 153,287,930.97 × 41,572,435.26
  4. Step 4: Simplify right side
    102,145,686.78x = 6,372,552,586,389,674
  5. Step 5: Solve for x
    x = 6,372,552,586,389,674/102,145,686.78
  6. Step 6: Final answer
    x = 62,386,898.43

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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.