Home / 293,416,512.80-440,177,913.30-147,482,814.20

Finding the Fourth Proportional to 293,416,512.80, 440,177,913.30 and 147,482,814.20

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Solution

The fourth proportional to 293,416,512.80, 440,177,913.30 and 147,482,814.20 is: 221,250,933.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,416,512.80 : 440,177,913.30 = 147,482,814.20 : x
  2. Step 2: Convert to fraction form
    293,416,512.80/440,177,913.30 = 147,482,814.20/x
  3. Step 3: Cross multiply
    293,416,512.80x = 440,177,913.30 × 147,482,814.20
  4. Step 4: Simplify right side
    293,416,512.80x = 64,918,677,402,167,608
  5. Step 5: Solve for x
    x = 64,918,677,402,167,608/293,416,512.80
  6. Step 6: Final answer
    x = 221,250,933.64

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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.