Home / 172,156,693,048.39-237,662,248,055.55-107,072,098,937.15

Finding the Fourth Proportional to 172,156,693,048.39, 237,662,248,055.55 and 107,072,098,937.15

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Solution

The fourth proportional to 172,156,693,048.39, 237,662,248,055.55 and 107,072,098,937.15 is: 147,812,991,100.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,156,693,048.39 : 237,662,248,055.55 = 107,072,098,937.15 : x
  2. Step 2: Convert to fraction form
    172,156,693,048.39/237,662,248,055.55 = 107,072,098,937.15/x
  3. Step 3: Cross multiply
    172,156,693,048.39x = 237,662,248,055.55 × 107,072,098,937.15
  4. Step 4: Simplify right side
    172,156,693,048.39x = 25,446,995,737,429,332,197,376
  5. Step 5: Solve for x
    x = 25,446,995,737,429,332,197,376/172,156,693,048.39
  6. Step 6: Final answer
    x = 147,812,991,100.36

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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.