Home / 839,291,160.20-1,258,936,740.30-788,230,833.80

Finding the Fourth Proportional to 839,291,160.20, 1,258,936,740.30 and 788,230,833.80

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Solution

The fourth proportional to 839,291,160.20, 1,258,936,740.30 and 788,230,833.80 is: 1,182,346,250.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,291,160.20 : 1,258,936,740.30 = 788,230,833.80 : x
  2. Step 2: Convert to fraction form
    839,291,160.20/1,258,936,740.30 = 788,230,833.80/x
  3. Step 3: Cross multiply
    839,291,160.20x = 1,258,936,740.30 × 788,230,833.80
  4. Step 4: Simplify right side
    839,291,160.20x = 992,332,756,508,123,008
  5. Step 5: Solve for x
    x = 992,332,756,508,123,008/839,291,160.20
  6. Step 6: Final answer
    x = 1,182,346,250.70

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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.