Home / 769,824,003.60-1,154,736,005.40-724,474,371.60

Finding the Fourth Proportional to 769,824,003.60, 1,154,736,005.40 and 724,474,371.60

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Solution

The fourth proportional to 769,824,003.60, 1,154,736,005.40 and 724,474,371.60 is: 1,086,711,557.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,824,003.60 : 1,154,736,005.40 = 724,474,371.60 : x
  2. Step 2: Convert to fraction form
    769,824,003.60/1,154,736,005.40 = 724,474,371.60/x
  3. Step 3: Cross multiply
    769,824,003.60x = 1,154,736,005.40 × 724,474,371.60
  4. Step 4: Simplify right side
    769,824,003.60x = 836,576,641,876,059,264
  5. Step 5: Solve for x
    x = 836,576,641,876,059,264/769,824,003.60
  6. Step 6: Final answer
    x = 1,086,711,557.40

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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.