Home / 100,832,540.85-151,159,079.75-39,407,730.93

Finding the Fourth Proportional to 100,832,540.85, 151,159,079.75 and 39,407,730.93

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Solution

The fourth proportional to 100,832,540.85, 151,159,079.75 and 39,407,730.93 is: 59,076,527.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,832,540.85 : 151,159,079.75 = 39,407,730.93 : x
  2. Step 2: Convert to fraction form
    100,832,540.85/151,159,079.75 = 39,407,730.93/x
  3. Step 3: Cross multiply
    100,832,540.85x = 151,159,079.75 × 39,407,730.93
  4. Step 4: Simplify right side
    100,832,540.85x = 5,956,836,342,217,373
  5. Step 5: Solve for x
    x = 5,956,836,342,217,373/100,832,540.85
  6. Step 6: Final answer
    x = 59,076,527.20

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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.