Home / 342,332,749.36-513,744,296.06-145,734,000.04

Finding the Fourth Proportional to 342,332,749.36, 513,744,296.06 and 145,734,000.04

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Solution

The fourth proportional to 342,332,749.36, 513,744,296.06 and 145,734,000.04 is: 218,705,371.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,332,749.36 : 513,744,296.06 = 145,734,000.04 : x
  2. Step 2: Convert to fraction form
    342,332,749.36/513,744,296.06 = 145,734,000.04/x
  3. Step 3: Cross multiply
    342,332,749.36x = 513,744,296.06 × 145,734,000.04
  4. Step 4: Simplify right side
    342,332,749.36x = 74,870,011,262,557,808
  5. Step 5: Solve for x
    x = 74,870,011,262,557,808/342,332,749.36
  6. Step 6: Final answer
    x = 218,705,371.90

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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.