Home / 1,032,220,321.92-1,545,781,141.44-769,274,337.60

Finding the Fourth Proportional to 1,032,220,321.92, 1,545,781,141.44 and 769,274,337.60

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Solution

The fourth proportional to 1,032,220,321.92, 1,545,781,141.44 and 769,274,337.60 is: 1,152,011,579.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,032,220,321.92 : 1,545,781,141.44 = 769,274,337.60 : x
  2. Step 2: Convert to fraction form
    1,032,220,321.92/1,545,781,141.44 = 769,274,337.60/x
  3. Step 3: Cross multiply
    1,032,220,321.92x = 1,545,781,141.44 × 769,274,337.60
  4. Step 4: Simplify right side
    1,032,220,321.92x = 1,189,129,763,655,827,968
  5. Step 5: Solve for x
    x = 1,189,129,763,655,827,968/1,032,220,321.92
  6. Step 6: Final answer
    x = 1,152,011,579.70

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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.