Home / 234,867,976.55-324,117,817.94-130,455,763.28

Finding the Fourth Proportional to 234,867,976.55, 324,117,817.94 and 130,455,763.28

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Solution

The fourth proportional to 234,867,976.55, 324,117,817.94 and 130,455,763.28 is: 180,028,959.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,867,976.55 : 324,117,817.94 = 130,455,763.28 : x
  2. Step 2: Convert to fraction form
    234,867,976.55/324,117,817.94 = 130,455,763.28/x
  3. Step 3: Cross multiply
    234,867,976.55x = 324,117,817.94 × 130,455,763.28
  4. Step 4: Simplify right side
    234,867,976.55x = 42,283,037,331,931,768
  5. Step 5: Solve for x
    x = 42,283,037,331,931,768/234,867,976.55
  6. Step 6: Final answer
    x = 180,028,959.05

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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.