Home / 160,044,541.43-220,861,691.24-86,705,683.43

Finding the Fourth Proportional to 160,044,541.43, 220,861,691.24 and 86,705,683.43

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Solution

The fourth proportional to 160,044,541.43, 220,861,691.24 and 86,705,683.43 is: 119,653,964.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,044,541.43 : 220,861,691.24 = 86,705,683.43 : x
  2. Step 2: Convert to fraction form
    160,044,541.43/220,861,691.24 = 86,705,683.43/x
  3. Step 3: Cross multiply
    160,044,541.43x = 220,861,691.24 × 86,705,683.43
  4. Step 4: Simplify right side
    160,044,541.43x = 19,149,963,880,932,008
  5. Step 5: Solve for x
    x = 19,149,963,880,932,008/160,044,541.43
  6. Step 6: Final answer
    x = 119,653,964.52

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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.