Home / 539,726,445.70-809,589,785.16-194,680,043.98

Finding the Fourth Proportional to 539,726,445.70, 809,589,785.16 and 194,680,043.98

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Solution

The fourth proportional to 539,726,445.70, 809,589,785.16 and 194,680,043.98 is: 292,020,108.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,726,445.70 : 809,589,785.16 = 194,680,043.98 : x
  2. Step 2: Convert to fraction form
    539,726,445.70/809,589,785.16 = 194,680,043.98/x
  3. Step 3: Cross multiply
    539,726,445.70x = 809,589,785.16 × 194,680,043.98
  4. Step 4: Simplify right side
    539,726,445.70x = 157,610,974,980,707,552
  5. Step 5: Solve for x
    x = 157,610,974,980,707,552/539,726,445.70
  6. Step 6: Final answer
    x = 292,020,108.03

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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.