Home / 127,487,800,097.80-191,231,700,146.70-52,919,400,200.20

Finding the Fourth Proportional to 127,487,800,097.80, 191,231,700,146.70 and 52,919,400,200.20

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Solution

The fourth proportional to 127,487,800,097.80, 191,231,700,146.70 and 52,919,400,200.20 is: 79,379,100,300.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,487,800,097.80 : 191,231,700,146.70 = 52,919,400,200.20 : x
  2. Step 2: Convert to fraction form
    127,487,800,097.80/191,231,700,146.70 = 52,919,400,200.20/x
  3. Step 3: Cross multiply
    127,487,800,097.80x = 191,231,700,146.70 × 52,919,400,200.20
  4. Step 4: Simplify right side
    127,487,800,097.80x = 10,119,866,871,027,861,553,152
  5. Step 5: Solve for x
    x = 10,119,866,871,027,861,553,152/127,487,800,097.80
  6. Step 6: Final answer
    x = 79,379,100,300.30

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Double scale
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1.5x scale

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.