Home / 1,182,152,427.80-1,773,228,641.70-747,380,545.70

Finding the Fourth Proportional to 1,182,152,427.80, 1,773,228,641.70 and 747,380,545.70

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Solution

The fourth proportional to 1,182,152,427.80, 1,773,228,641.70 and 747,380,545.70 is: 1,121,070,818.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,152,427.80 : 1,773,228,641.70 = 747,380,545.70 : x
  2. Step 2: Convert to fraction form
    1,182,152,427.80/1,773,228,641.70 = 747,380,545.70/x
  3. Step 3: Cross multiply
    1,182,152,427.80x = 1,773,228,641.70 × 747,380,545.70
  4. Step 4: Simplify right side
    1,182,152,427.80x = 1,325,276,589,884,615,936
  5. Step 5: Solve for x
    x = 1,325,276,589,884,615,936/1,182,152,427.80
  6. Step 6: Final answer
    x = 1,121,070,818.55

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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.