Home / 84,558,400.80-126,837,601.20-59,049,232.80

Finding the Fourth Proportional to 84,558,400.80, 126,837,601.20 and 59,049,232.80

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Solution

The fourth proportional to 84,558,400.80, 126,837,601.20 and 59,049,232.80 is: 88,573,849.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,558,400.80 : 126,837,601.20 = 59,049,232.80 : x
  2. Step 2: Convert to fraction form
    84,558,400.80/126,837,601.20 = 59,049,232.80/x
  3. Step 3: Cross multiply
    84,558,400.80x = 126,837,601.20 × 59,049,232.80
  4. Step 4: Simplify right side
    84,558,400.80x = 7,489,663,041,052,359
  5. Step 5: Solve for x
    x = 7,489,663,041,052,359/84,558,400.80
  6. Step 6: Final answer
    x = 88,573,849.20

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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.