Home / 69,984,101.90-104,976,152.85-47,141,324.30

Finding the Fourth Proportional to 69,984,101.90, 104,976,152.85 and 47,141,324.30

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Solution

The fourth proportional to 69,984,101.90, 104,976,152.85 and 47,141,324.30 is: 70,711,986.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,984,101.90 : 104,976,152.85 = 47,141,324.30 : x
  2. Step 2: Convert to fraction form
    69,984,101.90/104,976,152.85 = 47,141,324.30/x
  3. Step 3: Cross multiply
    69,984,101.90x = 104,976,152.85 × 47,141,324.30
  4. Step 4: Simplify right side
    69,984,101.90x = 4,948,714,865,268,219
  5. Step 5: Solve for x
    x = 4,948,714,865,268,219/69,984,101.90
  6. Step 6: Final answer
    x = 70,711,986.45

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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.