Home / 413,014,130.46-619,339,398.62-218,880,061.83

Finding the Fourth Proportional to 413,014,130.46, 619,339,398.62 and 218,880,061.83

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Solution

The fourth proportional to 413,014,130.46, 619,339,398.62 and 218,880,061.83 is: 328,223,747.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,014,130.46 : 619,339,398.62 = 218,880,061.83 : x
  2. Step 2: Convert to fraction form
    413,014,130.46/619,339,398.62 = 218,880,061.83/x
  3. Step 3: Cross multiply
    413,014,130.46x = 619,339,398.62 × 218,880,061.83
  4. Step 4: Simplify right side
    413,014,130.46x = 135,561,045,862,606,224
  5. Step 5: Solve for x
    x = 135,561,045,862,606,224/413,014,130.46
  6. Step 6: Final answer
    x = 328,223,747.97

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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.