Home / 69,888,001.20-104,832,001.80-49,480,666.80

Finding the Fourth Proportional to 69,888,001.20, 104,832,001.80 and 49,480,666.80

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Solution

The fourth proportional to 69,888,001.20, 104,832,001.80 and 49,480,666.80 is: 74,221,000.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,888,001.20 : 104,832,001.80 = 49,480,666.80 : x
  2. Step 2: Convert to fraction form
    69,888,001.20/104,832,001.80 = 49,480,666.80/x
  3. Step 3: Cross multiply
    69,888,001.20x = 104,832,001.80 × 49,480,666.80
  4. Step 4: Simplify right side
    69,888,001.20x = 5,187,157,351,042,800
  5. Step 5: Solve for x
    x = 5,187,157,351,042,800/69,888,001.20
  6. Step 6: Final answer
    x = 74,221,000.20

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1.5x scale

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.