Home / 442,956,117.90-664,434,176.85-236,331,857.10

Finding the Fourth Proportional to 442,956,117.90, 664,434,176.85 and 236,331,857.10

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Solution

The fourth proportional to 442,956,117.90, 664,434,176.85 and 236,331,857.10 is: 354,497,785.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,956,117.90 : 664,434,176.85 = 236,331,857.10 : x
  2. Step 2: Convert to fraction form
    442,956,117.90/664,434,176.85 = 236,331,857.10/x
  3. Step 3: Cross multiply
    442,956,117.90x = 664,434,176.85 × 236,331,857.10
  4. Step 4: Simplify right side
    442,956,117.90x = 157,026,962,935,670,336
  5. Step 5: Solve for x
    x = 157,026,962,935,670,336/442,956,117.90
  6. Step 6: Final answer
    x = 354,497,785.65

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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.