Home / 187,216,254.26-280,862,683.11-64,378,618.23

Finding the Fourth Proportional to 187,216,254.26, 280,862,683.11 and 64,378,618.23

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Solution

The fourth proportional to 187,216,254.26, 280,862,683.11 and 64,378,618.23 is: 96,581,098.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,216,254.26 : 280,862,683.11 = 64,378,618.23 : x
  2. Step 2: Convert to fraction form
    187,216,254.26/280,862,683.11 = 64,378,618.23/x
  3. Step 3: Cross multiply
    187,216,254.26x = 280,862,683.11 × 64,378,618.23
  4. Step 4: Simplify right side
    187,216,254.26x = 18,081,551,450,992,160
  5. Step 5: Solve for x
    x = 18,081,551,450,992,160/187,216,254.26
  6. Step 6: Final answer
    x = 96,581,098.28

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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.