Home / 2,130,241,010.70-3,195,361,516.05-1,613,680,358.70

Finding the Fourth Proportional to 2,130,241,010.70, 3,195,361,516.05 and 1,613,680,358.70

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Solution

The fourth proportional to 2,130,241,010.70, 3,195,361,516.05 and 1,613,680,358.70 is: 2,420,520,538.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,130,241,010.70 : 3,195,361,516.05 = 1,613,680,358.70 : x
  2. Step 2: Convert to fraction form
    2,130,241,010.70/3,195,361,516.05 = 1,613,680,358.70/x
  3. Step 3: Cross multiply
    2,130,241,010.70x = 3,195,361,516.05 × 1,613,680,358.70
  4. Step 4: Simplify right side
    2,130,241,010.70x = 5,156,292,117,395,740,672
  5. Step 5: Solve for x
    x = 5,156,292,117,395,740,672/2,130,241,010.70
  6. Step 6: Final answer
    x = 2,420,520,538.05

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Double scale
Find fourth proportional to 2,130,241,011.70, 3,195,361,517.55 and 1,613,680,359.70
Similar ratio
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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.