Home / 236,657,074.64-355,023,756.99-72,894,755.04

Finding the Fourth Proportional to 236,657,074.64, 355,023,756.99 and 72,894,755.04

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Solution

The fourth proportional to 236,657,074.64, 355,023,756.99 and 72,894,755.04 is: 109,353,881.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,657,074.64 : 355,023,756.99 = 72,894,755.04 : x
  2. Step 2: Convert to fraction form
    236,657,074.64/355,023,756.99 = 72,894,755.04/x
  3. Step 3: Cross multiply
    236,657,074.64x = 355,023,756.99 × 72,894,755.04
  4. Step 4: Simplify right side
    236,657,074.64x = 25,879,369,799,166,540
  5. Step 5: Solve for x
    x = 25,879,369,799,166,540/236,657,074.64
  6. Step 6: Final answer
    x = 109,353,881.93

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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.