Home / 55,253,200.80-82,720,368.90-48,875,908.80

Finding the Fourth Proportional to 55,253,200.80, 82,720,368.90 and 48,875,908.80

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Solution

The fourth proportional to 55,253,200.80, 82,720,368.90 and 48,875,908.80 is: 73,172,832.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,253,200.80 : 82,720,368.90 = 48,875,908.80 : x
  2. Step 2: Convert to fraction form
    55,253,200.80/82,720,368.90 = 48,875,908.80/x
  3. Step 3: Cross multiply
    55,253,200.80x = 82,720,368.90 × 48,875,908.80
  4. Step 4: Simplify right side
    55,253,200.80x = 4,043,033,206,258,756.50
  5. Step 5: Solve for x
    x = 4,043,033,206,258,756.50/55,253,200.80
  6. Step 6: Final answer
    x = 73,172,832.48

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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.