Home / 157,667,517.67-216,000,890.88-151,772,668.15

Finding the Fourth Proportional to 157,667,517.67, 216,000,890.88 and 151,772,668.15

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Solution

The fourth proportional to 157,667,517.67, 216,000,890.88 and 151,772,668.15 is: 207,925,081.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,667,517.67 : 216,000,890.88 = 151,772,668.15 : x
  2. Step 2: Convert to fraction form
    157,667,517.67/216,000,890.88 = 151,772,668.15/x
  3. Step 3: Cross multiply
    157,667,517.67x = 216,000,890.88 × 151,772,668.15
  4. Step 4: Simplify right side
    157,667,517.67x = 32,783,031,531,634,604
  5. Step 5: Solve for x
    x = 32,783,031,531,634,604/157,667,517.67
  6. Step 6: Final answer
    x = 207,925,081.95

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.