Home / 127,947,088,720.56-176,572,532,686.80-70,854,399,217.05

Finding the Fourth Proportional to 127,947,088,720.56, 176,572,532,686.80 and 70,854,399,217.05

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Solution

The fourth proportional to 127,947,088,720.56, 176,572,532,686.80 and 70,854,399,217.05 is: 97,782,144,532.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,947,088,720.56 : 176,572,532,686.80 = 70,854,399,217.05 : x
  2. Step 2: Convert to fraction form
    127,947,088,720.56/176,572,532,686.80 = 70,854,399,217.05/x
  3. Step 3: Cross multiply
    127,947,088,720.56x = 176,572,532,686.80 × 70,854,399,217.05
  4. Step 4: Simplify right side
    127,947,088,720.56x = 12,510,940,721,755,606,482,944
  5. Step 5: Solve for x
    x = 12,510,940,721,755,606,482,944/127,947,088,720.56
  6. Step 6: Final answer
    x = 97,782,144,532.26

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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.