Home / 124,418,664.60-186,627,996.90-112,325,429.40

Finding the Fourth Proportional to 124,418,664.60, 186,627,996.90 and 112,325,429.40

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Solution

The fourth proportional to 124,418,664.60, 186,627,996.90 and 112,325,429.40 is: 168,488,144.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,418,664.60 : 186,627,996.90 = 112,325,429.40 : x
  2. Step 2: Convert to fraction form
    124,418,664.60/186,627,996.90 = 112,325,429.40/x
  3. Step 3: Cross multiply
    124,418,664.60x = 186,627,996.90 × 112,325,429.40
  4. Step 4: Simplify right side
    124,418,664.60x = 20,963,069,889,854,372
  5. Step 5: Solve for x
    x = 20,963,069,889,854,372/124,418,664.60
  6. Step 6: Final answer
    x = 168,488,144.10

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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.