Home / 754,029,057.60-1,131,043,586.40-391,232,001.60

Finding the Fourth Proportional to 754,029,057.60, 1,131,043,586.40 and 391,232,001.60

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Solution

The fourth proportional to 754,029,057.60, 1,131,043,586.40 and 391,232,001.60 is: 586,848,002.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,029,057.60 : 1,131,043,586.40 = 391,232,001.60 : x
  2. Step 2: Convert to fraction form
    754,029,057.60/1,131,043,586.40 = 391,232,001.60/x
  3. Step 3: Cross multiply
    754,029,057.60x = 1,131,043,586.40 × 391,232,001.60
  4. Step 4: Simplify right side
    754,029,057.60x = 442,500,446,204,114,624
  5. Step 5: Solve for x
    x = 442,500,446,204,114,624/754,029,057.60
  6. Step 6: Final answer
    x = 586,848,002.40

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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.