Home / 342,332,750.36-513,744,297.56-145,734,001.04

Finding the Fourth Proportional to 342,332,750.36, 513,744,297.56 and 145,734,001.04

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Solution

The fourth proportional to 342,332,750.36, 513,744,297.56 and 145,734,001.04 is: 218,705,373.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,332,750.36 : 513,744,297.56 = 145,734,001.04 : x
  2. Step 2: Convert to fraction form
    342,332,750.36/513,744,297.56 = 145,734,001.04/x
  3. Step 3: Cross multiply
    342,332,750.36x = 513,744,297.56 × 145,734,001.04
  4. Step 4: Simplify right side
    342,332,750.36x = 74,870,011,994,903,104
  5. Step 5: Solve for x
    x = 74,870,011,994,903,104/342,332,750.36
  6. Step 6: Final answer
    x = 218,705,373.40

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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.