Home / 7,865,512,097.80-10,854,411,049.30-4,248,535,817.77

Finding the Fourth Proportional to 7,865,512,097.80, 10,854,411,049.30 and 4,248,535,817.77

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Solution

The fourth proportional to 7,865,512,097.80, 10,854,411,049.30 and 4,248,535,817.77 is: 5,862,981,780.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,865,512,097.80 : 10,854,411,049.30 = 4,248,535,817.77 : x
  2. Step 2: Convert to fraction form
    7,865,512,097.80/10,854,411,049.30 = 4,248,535,817.77/x
  3. Step 3: Cross multiply
    7,865,512,097.80x = 10,854,411,049.30 × 4,248,535,817.77
  4. Step 4: Simplify right side
    7,865,512,097.80x = 46,115,354,123,770,494,976
  5. Step 5: Solve for x
    x = 46,115,354,123,770,494,976/7,865,512,097.80
  6. Step 6: Final answer
    x = 5,862,981,780.51

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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.