Home / 472,392,730.05-708,589,095.08-373,757,280.45

Finding the Fourth Proportional to 472,392,730.05, 708,589,095.08 and 373,757,280.45

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Solution

The fourth proportional to 472,392,730.05, 708,589,095.08 and 373,757,280.45 is: 560,635,920.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,392,730.05 : 708,589,095.08 = 373,757,280.45 : x
  2. Step 2: Convert to fraction form
    472,392,730.05/708,589,095.08 = 373,757,280.45/x
  3. Step 3: Cross multiply
    472,392,730.05x = 708,589,095.08 × 373,757,280.45
  4. Step 4: Simplify right side
    472,392,730.05x = 264,840,333,131,758,496
  5. Step 5: Solve for x
    x = 264,840,333,131,758,496/472,392,730.05
  6. Step 6: Final answer
    x = 560,635,920.68

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Similar ratio
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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.