Home / 234,052,983.04-322,989,158.20-129,628,812.34

Finding the Fourth Proportional to 234,052,983.04, 322,989,158.20 and 129,628,812.34

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Solution

The fourth proportional to 234,052,983.04, 322,989,158.20 and 129,628,812.34 is: 178,885,568.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,052,983.04 : 322,989,158.20 = 129,628,812.34 : x
  2. Step 2: Convert to fraction form
    234,052,983.04/322,989,158.20 = 129,628,812.34/x
  3. Step 3: Cross multiply
    234,052,983.04x = 322,989,158.20 × 129,628,812.34
  4. Step 4: Simplify right side
    234,052,983.04x = 41,868,700,976,162,368
  5. Step 5: Solve for x
    x = 41,868,700,976,162,368/234,052,983.04
  6. Step 6: Final answer
    x = 178,885,568.70

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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.