Home / 1,169,312,475.14-1,613,253,963.48-667,160,517.23

Finding the Fourth Proportional to 1,169,312,475.14, 1,613,253,963.48 and 667,160,517.23

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Solution

The fourth proportional to 1,169,312,475.14, 1,613,253,963.48 and 667,160,517.23 is: 920,454,858.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,312,475.14 : 1,613,253,963.48 = 667,160,517.23 : x
  2. Step 2: Convert to fraction form
    1,169,312,475.14/1,613,253,963.48 = 667,160,517.23/x
  3. Step 3: Cross multiply
    1,169,312,475.14x = 1,613,253,963.48 × 667,160,517.23
  4. Step 4: Simplify right side
    1,169,312,475.14x = 1,076,299,348,698,664,320
  5. Step 5: Solve for x
    x = 1,076,299,348,698,664,320/1,169,312,475.14
  6. Step 6: Final answer
    x = 920,454,858.37

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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.