Home / 115,963,540,810.12-160,027,178,057.94-67,136,420,358.28

Finding the Fourth Proportional to 115,963,540,810.12, 160,027,178,057.94 and 67,136,420,358.28

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Solution

The fourth proportional to 115,963,540,810.12, 160,027,178,057.94 and 67,136,420,358.28 is: 92,646,807,951.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,963,540,810.12 : 160,027,178,057.94 = 67,136,420,358.28 : x
  2. Step 2: Convert to fraction form
    115,963,540,810.12/160,027,178,057.94 = 67,136,420,358.28/x
  3. Step 3: Cross multiply
    115,963,540,810.12x = 160,027,178,057.94 × 67,136,420,358.28
  4. Step 4: Simplify right side
    115,963,540,810.12x = 10,743,651,894,847,181,160,448
  5. Step 5: Solve for x
    x = 10,743,651,894,847,181,160,448/115,963,540,810.12
  6. Step 6: Final answer
    x = 92,646,807,951.81

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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.