Home / 3,981,312,021.80-5,971,968,032.70-2,433,377,916.20

Finding the Fourth Proportional to 3,981,312,021.80, 5,971,968,032.70 and 2,433,377,916.20

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Solution

The fourth proportional to 3,981,312,021.80, 5,971,968,032.70 and 2,433,377,916.20 is: 3,650,066,874.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,981,312,021.80 : 5,971,968,032.70 = 2,433,377,916.20 : x
  2. Step 2: Convert to fraction form
    3,981,312,021.80/5,971,968,032.70 = 2,433,377,916.20/x
  3. Step 3: Cross multiply
    3,981,312,021.80x = 5,971,968,032.70 × 2,433,377,916.20
  4. Step 4: Simplify right side
    3,981,312,021.80x = 14,532,055,127,024,537,600
  5. Step 5: Solve for x
    x = 14,532,055,127,024,537,600/3,981,312,021.80
  6. Step 6: Final answer
    x = 3,650,066,874.30

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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.