Home / 510,535,228.22-766,025,590.12-178,780,349.14

Finding the Fourth Proportional to 510,535,228.22, 766,025,590.12 and 178,780,349.14

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Solution

The fourth proportional to 510,535,228.22, 766,025,590.12 and 178,780,349.14 is: 268,248,526.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,535,228.22 : 766,025,590.12 = 178,780,349.14 : x
  2. Step 2: Convert to fraction form
    510,535,228.22/766,025,590.12 = 178,780,349.14/x
  3. Step 3: Cross multiply
    510,535,228.22x = 766,025,590.12 × 178,780,349.14
  4. Step 4: Simplify right side
    510,535,228.22x = 136,950,322,449,466,096
  5. Step 5: Solve for x
    x = 136,950,322,449,466,096/510,535,228.22
  6. Step 6: Final answer
    x = 268,248,526.02

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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.