Home / 173,816,063.40-260,724,095.10-145,755,978.60

Finding the Fourth Proportional to 173,816,063.40, 260,724,095.10 and 145,755,978.60

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Solution

The fourth proportional to 173,816,063.40, 260,724,095.10 and 145,755,978.60 is: 218,633,967.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,816,063.40 : 260,724,095.10 = 145,755,978.60 : x
  2. Step 2: Convert to fraction form
    173,816,063.40/260,724,095.10 = 145,755,978.60/x
  3. Step 3: Cross multiply
    173,816,063.40x = 260,724,095.10 × 145,755,978.60
  4. Step 4: Simplify right side
    173,816,063.40x = 38,002,095,625,899,960
  5. Step 5: Solve for x
    x = 38,002,095,625,899,960/173,816,063.40
  6. Step 6: Final answer
    x = 218,633,967.90

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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.