Home / 330,072,002.56-495,107,462.40-87,734,909.44

Finding the Fourth Proportional to 330,072,002.56, 495,107,462.40 and 87,734,909.44

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Solution

The fourth proportional to 330,072,002.56, 495,107,462.40 and 87,734,909.44 is: 131,602,220.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,072,002.56 : 495,107,462.40 = 87,734,909.44 : x
  2. Step 2: Convert to fraction form
    330,072,002.56/495,107,462.40 = 87,734,909.44/x
  3. Step 3: Cross multiply
    330,072,002.56x = 495,107,462.40 × 87,734,909.44
  4. Step 4: Simplify right side
    330,072,002.56x = 43,438,208,376,732,200
  5. Step 5: Solve for x
    x = 43,438,208,376,732,200/330,072,002.56
  6. Step 6: Final answer
    x = 131,602,220.24

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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.