Home / 112,098,830.40-168,148,245.60-73,803,585.60

Finding the Fourth Proportional to 112,098,830.40, 168,148,245.60 and 73,803,585.60

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Solution

The fourth proportional to 112,098,830.40, 168,148,245.60 and 73,803,585.60 is: 110,705,378.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,098,830.40 : 168,148,245.60 = 73,803,585.60 : x
  2. Step 2: Convert to fraction form
    112,098,830.40/168,148,245.60 = 73,803,585.60/x
  3. Step 3: Cross multiply
    112,098,830.40x = 168,148,245.60 × 73,803,585.60
  4. Step 4: Simplify right side
    112,098,830.40x = 12,409,943,437,629,422
  5. Step 5: Solve for x
    x = 12,409,943,437,629,422/112,098,830.40
  6. Step 6: Final answer
    x = 110,705,378.40

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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.