Home / 266,084,363.10-399,537,117.45-145,152,011.10

Finding the Fourth Proportional to 266,084,363.10, 399,537,117.45 and 145,152,011.10

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Solution

The fourth proportional to 266,084,363.10, 399,537,117.45 and 145,152,011.10 is: 217,951,988.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,084,363.10 : 399,537,117.45 = 145,152,011.10 : x
  2. Step 2: Convert to fraction form
    266,084,363.10/399,537,117.45 = 145,152,011.10/x
  3. Step 3: Cross multiply
    266,084,363.10x = 399,537,117.45 × 145,152,011.10
  4. Step 4: Simplify right side
    266,084,363.10x = 57,993,616,106,964,400
  5. Step 5: Solve for x
    x = 57,993,616,106,964,400/266,084,363.10
  6. Step 6: Final answer
    x = 217,951,988.73

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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.