Home / 121,293,843.30-181,816,762.05-59,788,404.90

Finding the Fourth Proportional to 121,293,843.30, 181,816,762.05 and 59,788,404.90

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Solution

The fourth proportional to 121,293,843.30, 181,816,762.05 and 59,788,404.90 is: 89,621,483.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,293,843.30 : 181,816,762.05 = 59,788,404.90 : x
  2. Step 2: Convert to fraction form
    121,293,843.30/181,816,762.05 = 59,788,404.90/x
  3. Step 3: Cross multiply
    121,293,843.30x = 181,816,762.05 × 59,788,404.90
  4. Step 4: Simplify right side
    121,293,843.30x = 10,870,534,187,052,354
  5. Step 5: Solve for x
    x = 10,870,534,187,052,354/121,293,843.30
  6. Step 6: Final answer
    x = 89,621,483.59

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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.