Home / 234,772,712.81-323,980,178.92-130,348,099.25

Finding the Fourth Proportional to 234,772,712.81, 323,980,178.92 and 130,348,099.25

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Solution

The fourth proportional to 234,772,712.81, 323,980,178.92 and 130,348,099.25 is: 179,876,954.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,772,712.81 : 323,980,178.92 = 130,348,099.25 : x
  2. Step 2: Convert to fraction form
    234,772,712.81/323,980,178.92 = 130,348,099.25/x
  3. Step 3: Cross multiply
    234,772,712.81x = 323,980,178.92 × 130,348,099.25
  4. Step 4: Simplify right side
    234,772,712.81x = 42,230,200,516,896,920
  5. Step 5: Solve for x
    x = 42,230,200,516,896,920/234,772,712.81
  6. Step 6: Final answer
    x = 179,876,954.23

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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.