Home / 76,608,830.60-114,913,245.90-31,203,211.40

Finding the Fourth Proportional to 76,608,830.60, 114,913,245.90 and 31,203,211.40

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Solution

The fourth proportional to 76,608,830.60, 114,913,245.90 and 31,203,211.40 is: 46,804,817.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,608,830.60 : 114,913,245.90 = 31,203,211.40 : x
  2. Step 2: Convert to fraction form
    76,608,830.60/114,913,245.90 = 31,203,211.40/x
  3. Step 3: Cross multiply
    76,608,830.60x = 114,913,245.90 × 31,203,211.40
  4. Step 4: Simplify right side
    76,608,830.60x = 3,585,662,304,477,883.50
  5. Step 5: Solve for x
    x = 3,585,662,304,477,883.50/76,608,830.60
  6. Step 6: Final answer
    x = 46,804,817.10

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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.