Home / 178,678,387.79-246,582,155.88-99,296,794.90

Finding the Fourth Proportional to 178,678,387.79, 246,582,155.88 and 99,296,794.90

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Solution

The fourth proportional to 178,678,387.79, 246,582,155.88 and 99,296,794.90 is: 137,032,900.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,678,387.79 : 246,582,155.88 = 99,296,794.90 : x
  2. Step 2: Convert to fraction form
    178,678,387.79/246,582,155.88 = 99,296,794.90/x
  3. Step 3: Cross multiply
    178,678,387.79x = 246,582,155.88 × 99,296,794.90
  4. Step 4: Simplify right side
    178,678,387.79x = 24,484,817,757,799,732
  5. Step 5: Solve for x
    x = 24,484,817,757,799,732/178,678,387.79
  6. Step 6: Final answer
    x = 137,032,900.63

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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.