Home / 476,944,572.72-715,415,966.16-149,445,157.44

Finding the Fourth Proportional to 476,944,572.72, 715,415,966.16 and 149,445,157.44

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Solution

The fourth proportional to 476,944,572.72, 715,415,966.16 and 149,445,157.44 is: 224,167,456.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,944,572.72 : 715,415,966.16 = 149,445,157.44 : x
  2. Step 2: Convert to fraction form
    476,944,572.72/715,415,966.16 = 149,445,157.44/x
  3. Step 3: Cross multiply
    476,944,572.72x = 715,415,966.16 × 149,445,157.44
  4. Step 4: Simplify right side
    476,944,572.72x = 106,915,451,697,870,912
  5. Step 5: Solve for x
    x = 106,915,451,697,870,912/476,944,572.72
  6. Step 6: Final answer
    x = 224,167,456.37

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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.