Home / 127,947,088,721.07-176,572,532,687.58-70,854,399,217.53

Finding the Fourth Proportional to 127,947,088,721.07, 176,572,532,687.58 and 70,854,399,217.53

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Solution

The fourth proportional to 127,947,088,721.07, 176,572,532,687.58 and 70,854,399,217.53 is: 97,782,144,532.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,947,088,721.07 : 176,572,532,687.58 = 70,854,399,217.53 : x
  2. Step 2: Convert to fraction form
    127,947,088,721.07/176,572,532,687.58 = 70,854,399,217.53/x
  3. Step 3: Cross multiply
    127,947,088,721.07x = 176,572,532,687.58 × 70,854,399,217.53
  4. Step 4: Simplify right side
    127,947,088,721.07x = 12,510,940,721,896,157,609,984
  5. Step 5: Solve for x
    x = 12,510,940,721,896,157,609,984/127,947,088,721.07
  6. Step 6: Final answer
    x = 97,782,144,532.97

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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.