Home / 498,814,881.30-748,239,429.15-153,765,767.70

Finding the Fourth Proportional to 498,814,881.30, 748,239,429.15 and 153,765,767.70

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Solution

The fourth proportional to 498,814,881.30, 748,239,429.15 and 153,765,767.70 is: 230,653,925.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,814,881.30 : 748,239,429.15 = 153,765,767.70 : x
  2. Step 2: Convert to fraction form
    498,814,881.30/748,239,429.15 = 153,765,767.70/x
  3. Step 3: Cross multiply
    498,814,881.30x = 748,239,429.15 × 153,765,767.70
  4. Step 4: Simplify right side
    498,814,881.30x = 115,053,610,246,659,488
  5. Step 5: Solve for x
    x = 115,053,610,246,659,488/498,814,881.30
  6. Step 6: Final answer
    x = 230,653,925.05

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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.