Home / 89,360,031.60-134,040,047.40-31,917,164.40

Finding the Fourth Proportional to 89,360,031.60, 134,040,047.40 and 31,917,164.40

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Solution

The fourth proportional to 89,360,031.60, 134,040,047.40 and 31,917,164.40 is: 47,875,746.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,360,031.60 : 134,040,047.40 = 31,917,164.40 : x
  2. Step 2: Convert to fraction form
    89,360,031.60/134,040,047.40 = 31,917,164.40/x
  3. Step 3: Cross multiply
    89,360,031.60x = 134,040,047.40 × 31,917,164.40
  4. Step 4: Simplify right side
    89,360,031.60x = 4,278,178,229,049,592.50
  5. Step 5: Solve for x
    x = 4,278,178,229,049,592.50/89,360,031.60
  6. Step 6: Final answer
    x = 47,875,746.60

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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.