Home / 510,535,234.24-766,025,599.12-178,780,355.16

Finding the Fourth Proportional to 510,535,234.24, 766,025,599.12 and 178,780,355.16

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Solution

The fourth proportional to 510,535,234.24, 766,025,599.12 and 178,780,355.16 is: 268,248,535.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,535,234.24 : 766,025,599.12 = 178,780,355.16 : x
  2. Step 2: Convert to fraction form
    510,535,234.24/766,025,599.12 = 178,780,355.16/x
  3. Step 3: Cross multiply
    510,535,234.24x = 766,025,599.12 × 178,780,355.16
  4. Step 4: Simplify right side
    510,535,234.24x = 136,950,328,672,325,376
  5. Step 5: Solve for x
    x = 136,950,328,672,325,376/510,535,234.24
  6. Step 6: Final answer
    x = 268,248,535.04

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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.