Home / 375,782,954.67-563,490,018.68-154,414,191.38

Finding the Fourth Proportional to 375,782,954.67, 563,490,018.68 and 154,414,191.38

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Solution

The fourth proportional to 375,782,954.67, 563,490,018.68 and 154,414,191.38 is: 231,545,509.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,782,954.67 : 563,490,018.68 = 154,414,191.38 : x
  2. Step 2: Convert to fraction form
    375,782,954.67/563,490,018.68 = 154,414,191.38/x
  3. Step 3: Cross multiply
    375,782,954.67x = 563,490,018.68 × 154,414,191.38
  4. Step 4: Simplify right side
    375,782,954.67x = 87,010,855,581,583,760
  5. Step 5: Solve for x
    x = 87,010,855,581,583,760/375,782,954.67
  6. Step 6: Final answer
    x = 231,545,509.18

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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.