Home / 477,218,931.52-658,551,798.17-276,284,278.34

Finding the Fourth Proportional to 477,218,931.52, 658,551,798.17 and 276,284,278.34

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Solution

The fourth proportional to 477,218,931.52, 658,551,798.17 and 276,284,278.34 is: 381,266,325.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,218,931.52 : 658,551,798.17 = 276,284,278.34 : x
  2. Step 2: Convert to fraction form
    477,218,931.52/658,551,798.17 = 276,284,278.34/x
  3. Step 3: Cross multiply
    477,218,931.52x = 658,551,798.17 × 276,284,278.34
  4. Step 4: Simplify right side
    477,218,931.52x = 181,947,508,304,703,168
  5. Step 5: Solve for x
    x = 181,947,508,304,703,168/477,218,931.52
  6. Step 6: Final answer
    x = 381,266,325.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.