Home / 749,033,391.70-1,123,550,087.55-366,827,439.70

Finding the Fourth Proportional to 749,033,391.70, 1,123,550,087.55 and 366,827,439.70

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Solution

The fourth proportional to 749,033,391.70, 1,123,550,087.55 and 366,827,439.70 is: 550,241,159.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,033,391.70 : 1,123,550,087.55 = 366,827,439.70 : x
  2. Step 2: Convert to fraction form
    749,033,391.70/1,123,550,087.55 = 366,827,439.70/x
  3. Step 3: Cross multiply
    749,033,391.70x = 1,123,550,087.55 × 366,827,439.70
  4. Step 4: Simplify right side
    749,033,391.70x = 412,149,001,990,677,312
  5. Step 5: Solve for x
    x = 412,149,001,990,677,312/749,033,391.70
  6. Step 6: Final answer
    x = 550,241,159.55

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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.