Home / 48,384,644.20-72,529,727.10-43,282,810.60

Finding the Fourth Proportional to 48,384,644.20, 72,529,727.10 and 43,282,810.60

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Solution

The fourth proportional to 48,384,644.20, 72,529,727.10 and 43,282,810.60 is: 64,881,957.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,384,644.20 : 72,529,727.10 = 43,282,810.60 : x
  2. Step 2: Convert to fraction form
    48,384,644.20/72,529,727.10 = 43,282,810.60/x
  3. Step 3: Cross multiply
    48,384,644.20x = 72,529,727.10 × 43,282,810.60
  4. Step 4: Simplify right side
    48,384,644.20x = 3,139,290,440,938,987
  5. Step 5: Solve for x
    x = 3,139,290,440,938,987/48,384,644.20
  6. Step 6: Final answer
    x = 64,881,957.75

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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.