Home / 749,033,379.20-1,123,550,068.80-366,827,427.20

Finding the Fourth Proportional to 749,033,379.20, 1,123,550,068.80 and 366,827,427.20

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Solution

The fourth proportional to 749,033,379.20, 1,123,550,068.80 and 366,827,427.20 is: 550,241,140.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,033,379.20 : 1,123,550,068.80 = 366,827,427.20 : x
  2. Step 2: Convert to fraction form
    749,033,379.20/1,123,550,068.80 = 366,827,427.20/x
  3. Step 3: Cross multiply
    749,033,379.20x = 1,123,550,068.80 × 366,827,427.20
  4. Step 4: Simplify right side
    749,033,379.20x = 412,148,981,068,286,976
  5. Step 5: Solve for x
    x = 412,148,981,068,286,976/749,033,379.20
  6. Step 6: Final answer
    x = 550,241,140.80

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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.