Home / 424,340,985.60-585,241,200-250,332,768

Finding the Fourth Proportional to 424,340,985.60, 585,241,200 and 250,332,768

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Solution

The fourth proportional to 424,340,985.60, 585,241,200 and 250,332,768 is: 345,253,120.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,340,985.60 : 585,241,200 = 250,332,768 : x
  2. Step 2: Convert to fraction form
    424,340,985.60/585,241,200 = 250,332,768/x
  3. Step 3: Cross multiply
    424,340,985.60x = 585,241,200 × 250,332,768
  4. Step 4: Simplify right side
    424,340,985.60x = 146,505,049,543,641,600
  5. Step 5: Solve for x
    x = 146,505,049,543,641,600/424,340,985.60
  6. Step 6: Final answer
    x = 345,253,120.76

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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.