Home / 3,123,506,801.64-4,310,447,571.38-1,694,577,834.12

Finding the Fourth Proportional to 3,123,506,801.64, 4,310,447,571.38 and 1,694,577,834.12

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Solution

The fourth proportional to 3,123,506,801.64, 4,310,447,571.38 and 1,694,577,834.12 is: 2,338,521,851.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,123,506,801.64 : 4,310,447,571.38 = 1,694,577,834.12 : x
  2. Step 2: Convert to fraction form
    3,123,506,801.64/4,310,447,571.38 = 1,694,577,834.12/x
  3. Step 3: Cross multiply
    3,123,506,801.64x = 4,310,447,571.38 × 1,694,577,834.12
  4. Step 4: Simplify right side
    3,123,506,801.64x = 7,304,388,909,596,934,144
  5. Step 5: Solve for x
    x = 7,304,388,909,596,934,144/3,123,506,801.64
  6. Step 6: Final answer
    x = 2,338,521,851.71

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Double scale
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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.