Home / 97,710,109.79-146,593,531.21-39,387,689.28

Finding the Fourth Proportional to 97,710,109.79, 146,593,531.21 and 39,387,689.28

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Solution

The fourth proportional to 97,710,109.79, 146,593,531.21 and 39,387,689.28 is: 59,092,968.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,710,109.79 : 146,593,531.21 = 39,387,689.28 : x
  2. Step 2: Convert to fraction form
    97,710,109.79/146,593,531.21 = 39,387,689.28/x
  3. Step 3: Cross multiply
    97,710,109.79x = 146,593,531.21 × 39,387,689.28
  4. Step 4: Simplify right side
    97,710,109.79x = 5,773,980,457,757,463
  5. Step 5: Solve for x
    x = 5,773,980,457,757,463/97,710,109.79
  6. Step 6: Final answer
    x = 59,092,968.68

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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.