Home / 2,656,152,046.60-3,984,228,069.90-815,996,249.80

Finding the Fourth Proportional to 2,656,152,046.60, 3,984,228,069.90 and 815,996,249.80

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Solution

The fourth proportional to 2,656,152,046.60, 3,984,228,069.90 and 815,996,249.80 is: 1,223,994,374.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,656,152,046.60 : 3,984,228,069.90 = 815,996,249.80 : x
  2. Step 2: Convert to fraction form
    2,656,152,046.60/3,984,228,069.90 = 815,996,249.80/x
  3. Step 3: Cross multiply
    2,656,152,046.60x = 3,984,228,069.90 × 815,996,249.80
  4. Step 4: Simplify right side
    2,656,152,046.60x = 3,251,115,163,386,292,224
  5. Step 5: Solve for x
    x = 3,251,115,163,386,292,224/2,656,152,046.60
  6. Step 6: Final answer
    x = 1,223,994,374.70

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Double scale
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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.