Home / 1,812,780,147.30-2,719,170,220.95-951,025,164.90

Finding the Fourth Proportional to 1,812,780,147.30, 2,719,170,220.95 and 951,025,164.90

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Solution

The fourth proportional to 1,812,780,147.30, 2,719,170,220.95 and 951,025,164.90 is: 1,426,537,747.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812,780,147.30 : 2,719,170,220.95 = 951,025,164.90 : x
  2. Step 2: Convert to fraction form
    1,812,780,147.30/2,719,170,220.95 = 951,025,164.90/x
  3. Step 3: Cross multiply
    1,812,780,147.30x = 2,719,170,220.95 × 951,025,164.90
  4. Step 4: Simplify right side
    1,812,780,147.30x = 2,585,999,307,770,142,720
  5. Step 5: Solve for x
    x = 2,585,999,307,770,142,720/1,812,780,147.30
  6. Step 6: Final answer
    x = 1,426,537,747.35

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Double scale
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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.