Home / 124,418,666.10-186,627,999.15-112,325,430.90

Finding the Fourth Proportional to 124,418,666.10, 186,627,999.15 and 112,325,430.90

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Solution

The fourth proportional to 124,418,666.10, 186,627,999.15 and 112,325,430.90 is: 168,488,146.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,418,666.10 : 186,627,999.15 = 112,325,430.90 : x
  2. Step 2: Convert to fraction form
    124,418,666.10/186,627,999.15 = 112,325,430.90/x
  3. Step 3: Cross multiply
    124,418,666.10x = 186,627,999.15 × 112,325,430.90
  4. Step 4: Simplify right side
    124,418,666.10x = 20,963,070,422,528,584
  5. Step 5: Solve for x
    x = 20,963,070,422,528,584/124,418,666.10
  6. Step 6: Final answer
    x = 168,488,146.35

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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.