Home / 112,327,232.10-168,490,848.15-73,360,140.90

Finding the Fourth Proportional to 112,327,232.10, 168,490,848.15 and 73,360,140.90

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Solution

The fourth proportional to 112,327,232.10, 168,490,848.15 and 73,360,140.90 is: 110,040,211.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,327,232.10 : 168,490,848.15 = 73,360,140.90 : x
  2. Step 2: Convert to fraction form
    112,327,232.10/168,490,848.15 = 73,360,140.90/x
  3. Step 3: Cross multiply
    112,327,232.10x = 168,490,848.15 × 73,360,140.90
  4. Step 4: Simplify right side
    112,327,232.10x = 12,360,512,360,644,506
  5. Step 5: Solve for x
    x = 12,360,512,360,644,506/112,327,232.10
  6. Step 6: Final answer
    x = 110,040,211.35

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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.