Home / 138,485,426,309.17-207,457,608,278.19-95,402,941,494.20

Finding the Fourth Proportional to 138,485,426,309.17, 207,457,608,278.19 and 95,402,941,494.20

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Solution

The fourth proportional to 138,485,426,309.17, 207,457,608,278.19 and 95,402,941,494.20 is: 142,918,042,660.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,485,426,309.17 : 207,457,608,278.19 = 95,402,941,494.20 : x
  2. Step 2: Convert to fraction form
    138,485,426,309.17/207,457,608,278.19 = 95,402,941,494.20/x
  3. Step 3: Cross multiply
    138,485,426,309.17x = 207,457,608,278.19 × 95,402,941,494.20
  4. Step 4: Simplify right side
    138,485,426,309.17x = 19,792,066,065,090,822,012,928
  5. Step 5: Solve for x
    x = 19,792,066,065,090,822,012,928/138,485,426,309.17
  6. Step 6: Final answer
    x = 142,918,042,660.35

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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.