Home / 2,820,425,570.50-3,888,085,161.03-1,971,015,711.04

Finding the Fourth Proportional to 2,820,425,570.50, 3,888,085,161.03 and 1,971,015,711.04

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Solution

The fourth proportional to 2,820,425,570.50, 3,888,085,161.03 and 1,971,015,711.04 is: 2,717,134,966.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,820,425,570.50 : 3,888,085,161.03 = 1,971,015,711.04 : x
  2. Step 2: Convert to fraction form
    2,820,425,570.50/3,888,085,161.03 = 1,971,015,711.04/x
  3. Step 3: Cross multiply
    2,820,425,570.50x = 3,888,085,161.03 × 1,971,015,711.04
  4. Step 4: Simplify right side
    2,820,425,570.50x = 7,663,476,938,251,618,304
  5. Step 5: Solve for x
    x = 7,663,476,938,251,618,304/2,820,425,570.50
  6. Step 6: Final answer
    x = 2,717,134,966.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.