Home / 475,081,567.74-712,733,888.61-147,540,176.46

Finding the Fourth Proportional to 475,081,567.74, 712,733,888.61 and 147,540,176.46

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Solution

The fourth proportional to 475,081,567.74, 712,733,888.61 and 147,540,176.46 is: 221,344,903.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,081,567.74 : 712,733,888.61 = 147,540,176.46 : x
  2. Step 2: Convert to fraction form
    475,081,567.74/712,733,888.61 = 147,540,176.46/x
  3. Step 3: Cross multiply
    475,081,567.74x = 712,733,888.61 × 147,540,176.46
  4. Step 4: Simplify right side
    475,081,567.74x = 105,156,883,694,541,392
  5. Step 5: Solve for x
    x = 105,156,883,694,541,392/475,081,567.74
  6. Step 6: Final answer
    x = 221,344,903.35

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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.