Home / 130,278,098,862.39-195,305,227,566.33-45,276,849,715.73

Finding the Fourth Proportional to 130,278,098,862.39, 195,305,227,566.33 and 45,276,849,715.73

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Solution

The fourth proportional to 130,278,098,862.39, 195,305,227,566.33 and 45,276,849,715.73 is: 67,876,377,644.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,278,098,862.39 : 195,305,227,566.33 = 45,276,849,715.73 : x
  2. Step 2: Convert to fraction form
    130,278,098,862.39/195,305,227,566.33 = 45,276,849,715.73/x
  3. Step 3: Cross multiply
    130,278,098,862.39x = 195,305,227,566.33 × 45,276,849,715.73
  4. Step 4: Simplify right side
    130,278,098,862.39x = 8,842,805,437,217,561,903,104
  5. Step 5: Solve for x
    x = 8,842,805,437,217,561,903,104/130,278,098,862.39
  6. Step 6: Final answer
    x = 67,876,377,644.70

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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.