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Finding the Fourth Proportional to 310,566,888.56, 465,833,536.68 and 95,156,758.64

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Solution

The fourth proportional to 310,566,888.56, 465,833,536.68 and 95,156,758.64 is: 142,729,991.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,566,888.56 : 465,833,536.68 = 95,156,758.64 : x
  2. Step 2: Convert to fraction form
    310,566,888.56/465,833,536.68 = 95,156,758.64/x
  3. Step 3: Cross multiply
    310,566,888.56x = 465,833,536.68 × 95,156,758.64
  4. Step 4: Simplify right side
    310,566,888.56x = 44,327,209,416,276,344
  5. Step 5: Solve for x
    x = 44,327,209,416,276,344/310,566,888.56
  6. Step 6: Final answer
    x = 142,729,991.67

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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.