Home / 100,605,505.98-150,908,070.50-31,523,598.02

Finding the Fourth Proportional to 100,605,505.98, 150,908,070.50 and 31,523,598.02

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Solution

The fourth proportional to 100,605,505.98, 150,908,070.50 and 31,523,598.02 is: 47,285,337.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,605,505.98 : 150,908,070.50 = 31,523,598.02 : x
  2. Step 2: Convert to fraction form
    100,605,505.98/150,908,070.50 = 31,523,598.02/x
  3. Step 3: Cross multiply
    100,605,505.98x = 150,908,070.50 × 31,523,598.02
  4. Step 4: Simplify right side
    100,605,505.98x = 4,757,165,352,753,371
  5. Step 5: Solve for x
    x = 4,757,165,352,753,371/100,605,505.98
  6. Step 6: Final answer
    x = 47,285,337.98

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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.