Home / 2,657,697,725.80-3,986,168,675.10-910,981,066.60

Finding the Fourth Proportional to 2,657,697,725.80, 3,986,168,675.10 and 910,981,066.60

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Solution

The fourth proportional to 2,657,697,725.80, 3,986,168,675.10 and 910,981,066.60 is: 1,366,342,062.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,657,697,725.80 : 3,986,168,675.10 = 910,981,066.60 : x
  2. Step 2: Convert to fraction form
    2,657,697,725.80/3,986,168,675.10 = 910,981,066.60/x
  3. Step 3: Cross multiply
    2,657,697,725.80x = 3,986,168,675.10 × 910,981,066.60
  4. Step 4: Simplify right side
    2,657,697,725.80x = 3,631,324,191,290,106,880
  5. Step 5: Solve for x
    x = 3,631,324,191,290,106,880/2,657,697,725.80
  6. Step 6: Final answer
    x = 1,366,342,062.17

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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.