Home / 124,487,394.16-186,740,059.56-47,810,422.48

Finding the Fourth Proportional to 124,487,394.16, 186,740,059.56 and 47,810,422.48

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Solution

The fourth proportional to 124,487,394.16, 186,740,059.56 and 47,810,422.48 is: 71,719,078.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,487,394.16 : 186,740,059.56 = 47,810,422.48 : x
  2. Step 2: Convert to fraction form
    124,487,394.16/186,740,059.56 = 47,810,422.48/x
  3. Step 3: Cross multiply
    124,487,394.16x = 186,740,059.56 × 47,810,422.48
  4. Step 4: Simplify right side
    124,487,394.16x = 8,928,121,141,503,962
  5. Step 5: Solve for x
    x = 8,928,121,141,503,962/124,487,394.16
  6. Step 6: Final answer
    x = 71,719,078.08

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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.