Home / 173,816,039.40-260,724,059.10-87,521,101.80

Finding the Fourth Proportional to 173,816,039.40, 260,724,059.10 and 87,521,101.80

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Solution

The fourth proportional to 173,816,039.40, 260,724,059.10 and 87,521,101.80 is: 131,281,652.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,816,039.40 : 260,724,059.10 = 87,521,101.80 : x
  2. Step 2: Convert to fraction form
    173,816,039.40/260,724,059.10 = 87,521,101.80/x
  3. Step 3: Cross multiply
    173,816,039.40x = 260,724,059.10 × 87,521,101.80
  4. Step 4: Simplify right side
    173,816,039.40x = 22,818,856,918,200,316
  5. Step 5: Solve for x
    x = 22,818,856,918,200,316/173,816,039.40
  6. Step 6: Final answer
    x = 131,281,652.70

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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.