Home / 66,484,917.50-99,766,237.82-48,022,657.16

Finding the Fourth Proportional to 66,484,917.50, 99,766,237.82 and 48,022,657.16

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Solution

The fourth proportional to 66,484,917.50, 99,766,237.82 and 48,022,657.16 is: 72,062,055.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,484,917.50 : 99,766,237.82 = 48,022,657.16 : x
  2. Step 2: Convert to fraction form
    66,484,917.50/99,766,237.82 = 48,022,657.16/x
  3. Step 3: Cross multiply
    66,484,917.50x = 99,766,237.82 × 48,022,657.16
  4. Step 4: Simplify right side
    66,484,917.50x = 4,791,039,834,233,941
  5. Step 5: Solve for x
    x = 4,791,039,834,233,941/66,484,917.50
  6. Step 6: Final answer
    x = 72,062,055.80

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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.