Home / 67,712,673.40-101,569,010.10-57,970,900.60

Finding the Fourth Proportional to 67,712,673.40, 101,569,010.10 and 57,970,900.60

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Solution

The fourth proportional to 67,712,673.40, 101,569,010.10 and 57,970,900.60 is: 86,956,350.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,712,673.40 : 101,569,010.10 = 57,970,900.60 : x
  2. Step 2: Convert to fraction form
    67,712,673.40/101,569,010.10 = 57,970,900.60/x
  3. Step 3: Cross multiply
    67,712,673.40x = 101,569,010.10 × 57,970,900.60
  4. Step 4: Simplify right side
    67,712,673.40x = 5,888,046,988,547,496
  5. Step 5: Solve for x
    x = 5,888,046,988,547,496/67,712,673.40
  6. Step 6: Final answer
    x = 86,956,350.90

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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.