Home / 4,727,808,001.70-7,091,712,002.55-1,281,235,969.70

Finding the Fourth Proportional to 4,727,808,001.70, 7,091,712,002.55 and 1,281,235,969.70

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Solution

The fourth proportional to 4,727,808,001.70, 7,091,712,002.55 and 1,281,235,969.70 is: 1,921,853,954.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,727,808,001.70 : 7,091,712,002.55 = 1,281,235,969.70 : x
  2. Step 2: Convert to fraction form
    4,727,808,001.70/7,091,712,002.55 = 1,281,235,969.70/x
  3. Step 3: Cross multiply
    4,727,808,001.70x = 7,091,712,002.55 × 1,281,235,969.70
  4. Step 4: Simplify right side
    4,727,808,001.70x = 9,086,156,504,420,278,272
  5. Step 5: Solve for x
    x = 9,086,156,504,420,278,272/4,727,808,001.70
  6. Step 6: Final answer
    x = 1,921,853,954.55

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1.5x scale

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.