Home / 472,392,411.15-708,588,616.95-453,260,535.15

Finding the Fourth Proportional to 472,392,411.15, 708,588,616.95 and 453,260,535.15

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Solution

The fourth proportional to 472,392,411.15, 708,588,616.95 and 453,260,535.15 is: 679,890,802.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,392,411.15 : 708,588,616.95 = 453,260,535.15 : x
  2. Step 2: Convert to fraction form
    472,392,411.15/708,588,616.95 = 453,260,535.15/x
  3. Step 3: Cross multiply
    472,392,411.15x = 708,588,616.95 × 453,260,535.15
  4. Step 4: Simplify right side
    472,392,411.15x = 321,175,255,719,955,392
  5. Step 5: Solve for x
    x = 321,175,255,719,955,392/472,392,411.15
  6. Step 6: Final answer
    x = 679,890,802.94

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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.