Home / 49,186,875.20-73,780,312.80-48,515,028.80

Finding the Fourth Proportional to 49,186,875.20, 73,780,312.80 and 48,515,028.80

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Solution

The fourth proportional to 49,186,875.20, 73,780,312.80 and 48,515,028.80 is: 72,772,543.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,186,875.20 : 73,780,312.80 = 48,515,028.80 : x
  2. Step 2: Convert to fraction form
    49,186,875.20/73,780,312.80 = 48,515,028.80/x
  3. Step 3: Cross multiply
    49,186,875.20x = 73,780,312.80 × 48,515,028.80
  4. Step 4: Simplify right side
    49,186,875.20x = 3,579,454,000,365,008.50
  5. Step 5: Solve for x
    x = 3,579,454,000,365,008.50/49,186,875.20
  6. Step 6: Final answer
    x = 72,772,543.20

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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.