Home / 314,990,442.32-472,472,202.50-107,747,384.45

Finding the Fourth Proportional to 314,990,442.32, 472,472,202.50 and 107,747,384.45

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Solution

The fourth proportional to 314,990,442.32, 472,472,202.50 and 107,747,384.45 is: 161,616,472.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,990,442.32 : 472,472,202.50 = 107,747,384.45 : x
  2. Step 2: Convert to fraction form
    314,990,442.32/472,472,202.50 = 107,747,384.45/x
  3. Step 3: Cross multiply
    314,990,442.32x = 472,472,202.50 × 107,747,384.45
  4. Step 4: Simplify right side
    314,990,442.32x = 50,907,644,044,167,016
  5. Step 5: Solve for x
    x = 50,907,644,044,167,016/314,990,442.32
  6. Step 6: Final answer
    x = 161,616,472.14

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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.