Home / 55,775,769.80-83,831,616.30-48,385,459.40

Finding the Fourth Proportional to 55,775,769.80, 83,831,616.30 and 48,385,459.40

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Solution

The fourth proportional to 55,775,769.80, 83,831,616.30 and 48,385,459.40 is: 72,723,895.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,775,769.80 : 83,831,616.30 = 48,385,459.40 : x
  2. Step 2: Convert to fraction form
    55,775,769.80/83,831,616.30 = 48,385,459.40/x
  3. Step 3: Cross multiply
    55,775,769.80x = 83,831,616.30 × 48,385,459.40
  4. Step 4: Simplify right side
    55,775,769.80x = 4,056,231,266,920,028
  5. Step 5: Solve for x
    x = 4,056,231,266,920,028/55,775,769.80
  6. Step 6: Final answer
    x = 72,723,895.73

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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.