Home / 133,714,661,338.69-184,527,695,819.68-72,747,375,152.78

Finding the Fourth Proportional to 133,714,661,338.69, 184,527,695,819.68 and 72,747,375,152.78

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Solution

The fourth proportional to 133,714,661,338.69, 184,527,695,819.68 and 72,747,375,152.78 is: 100,392,173,748.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,714,661,338.69 : 184,527,695,819.68 = 72,747,375,152.78 : x
  2. Step 2: Convert to fraction form
    133,714,661,338.69/184,527,695,819.68 = 72,747,375,152.78/x
  3. Step 3: Cross multiply
    133,714,661,338.69x = 184,527,695,819.68 × 72,747,375,152.78
  4. Step 4: Simplify right side
    133,714,661,338.69x = 13,423,905,513,872,333,733,888
  5. Step 5: Solve for x
    x = 13,423,905,513,872,333,733,888/133,714,661,338.69
  6. Step 6: Final answer
    x = 100,392,173,748.78

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1.5x scale

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.