Home / 285,466,178.03-393,967,415.97-160,016,368.55

Finding the Fourth Proportional to 285,466,178.03, 393,967,415.97 and 160,016,368.55

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Solution

The fourth proportional to 285,466,178.03, 393,967,415.97 and 160,016,368.55 is: 220,836,092.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,466,178.03 : 393,967,415.97 = 160,016,368.55 : x
  2. Step 2: Convert to fraction form
    285,466,178.03/393,967,415.97 = 160,016,368.55/x
  3. Step 3: Cross multiply
    285,466,178.03x = 393,967,415.97 × 160,016,368.55
  4. Step 4: Simplify right side
    285,466,178.03x = 63,041,235,229,746,592
  5. Step 5: Solve for x
    x = 63,041,235,229,746,592/285,466,178.03
  6. Step 6: Final answer
    x = 220,836,092.26

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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.