Home / 98,121,211.20-147,181,816.80-59,762,980.80

Finding the Fourth Proportional to 98,121,211.20, 147,181,816.80 and 59,762,980.80

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Solution

The fourth proportional to 98,121,211.20, 147,181,816.80 and 59,762,980.80 is: 89,644,471.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,121,211.20 : 147,181,816.80 = 59,762,980.80 : x
  2. Step 2: Convert to fraction form
    98,121,211.20/147,181,816.80 = 59,762,980.80/x
  3. Step 3: Cross multiply
    98,121,211.20x = 147,181,816.80 × 59,762,980.80
  4. Step 4: Simplify right side
    98,121,211.20x = 8,796,024,091,527,518
  5. Step 5: Solve for x
    x = 8,796,024,091,527,518/98,121,211.20
  6. Step 6: Final answer
    x = 89,644,471.20

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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.