Home / 42,348,703.20-63,381,337.20-37,246,869.60

Finding the Fourth Proportional to 42,348,703.20, 63,381,337.20 and 37,246,869.60

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Solution

The fourth proportional to 42,348,703.20, 63,381,337.20 and 37,246,869.60 is: 55,745,659.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,348,703.20 : 63,381,337.20 = 37,246,869.60 : x
  2. Step 2: Convert to fraction form
    42,348,703.20/63,381,337.20 = 37,246,869.60/x
  3. Step 3: Cross multiply
    42,348,703.20x = 63,381,337.20 × 37,246,869.60
  4. Step 4: Simplify right side
    42,348,703.20x = 2,360,756,401,762,029.50
  5. Step 5: Solve for x
    x = 2,360,756,401,762,029.50/42,348,703.20
  6. Step 6: Final answer
    x = 55,745,659.80

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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.