Home / 367,997,430.30-551,996,145.45-245,553,423.90

Finding the Fourth Proportional to 367,997,430.30, 551,996,145.45 and 245,553,423.90

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Solution

The fourth proportional to 367,997,430.30, 551,996,145.45 and 245,553,423.90 is: 368,330,135.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,997,430.30 : 551,996,145.45 = 245,553,423.90 : x
  2. Step 2: Convert to fraction form
    367,997,430.30/551,996,145.45 = 245,553,423.90/x
  3. Step 3: Cross multiply
    367,997,430.30x = 551,996,145.45 × 245,553,423.90
  4. Step 4: Simplify right side
    367,997,430.30x = 135,544,543,494,849,920
  5. Step 5: Solve for x
    x = 135,544,543,494,849,920/367,997,430.30
  6. Step 6: Final answer
    x = 368,330,135.85

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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.