Home / 1,020,223,651,504.20-1,530,341,198,560.10-340,300,141,050.55

Finding the Fourth Proportional to 1,020,223,651,504.20, 1,530,341,198,560.10 and 340,300,141,050.55

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Solution

The fourth proportional to 1,020,223,651,504.20, 1,530,341,198,560.10 and 340,300,141,050.55 is: 510,452,119,942.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,223,651,504.20 : 1,530,341,198,560.10 = 340,300,141,050.55 : x
  2. Step 2: Convert to fraction form
    1,020,223,651,504.20/1,530,341,198,560.10 = 340,300,141,050.55/x
  3. Step 3: Cross multiply
    1,020,223,651,504.20x = 1,530,341,198,560.10 × 340,300,141,050.55
  4. Step 4: Simplify right side
    1,020,223,651,504.20x = 520,775,325,725,469,758,717,952
  5. Step 5: Solve for x
    x = 520,775,325,725,469,758,717,952/1,020,223,651,504.20
  6. Step 6: Final answer
    x = 510,452,119,942.18

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Double scale
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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.