Home / 516,336,314-712,544,127.72-284,549,306

Finding the Fourth Proportional to 516,336,314, 712,544,127.72 and 284,549,306

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Solution

The fourth proportional to 516,336,314, 712,544,127.72 and 284,549,306 is: 392,678,050.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,336,314 : 712,544,127.72 = 284,549,306 : x
  2. Step 2: Convert to fraction form
    516,336,314/712,544,127.72 = 284,549,306/x
  3. Step 3: Cross multiply
    516,336,314x = 712,544,127.72 × 284,549,306
  4. Step 4: Simplify right side
    516,336,314x = 202,753,937,037,101,376
  5. Step 5: Solve for x
    x = 202,753,937,037,101,376/516,336,314
  6. Step 6: Final answer
    x = 392,678,050.22

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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.