Home / 375,782,956.17-563,490,020.91-154,414,192.89

Finding the Fourth Proportional to 375,782,956.17, 563,490,020.91 and 154,414,192.89

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Solution

The fourth proportional to 375,782,956.17, 563,490,020.91 and 154,414,192.89 is: 231,545,511.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,782,956.17 : 563,490,020.91 = 154,414,192.89 : x
  2. Step 2: Convert to fraction form
    375,782,956.17/563,490,020.91 = 154,414,192.89/x
  3. Step 3: Cross multiply
    375,782,956.17x = 563,490,020.91 × 154,414,192.89
  4. Step 4: Simplify right side
    375,782,956.17x = 87,010,856,780,386,864
  5. Step 5: Solve for x
    x = 87,010,856,780,386,864/375,782,956.17
  6. Step 6: Final answer
    x = 231,545,511.45

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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.