Home / 115,912,235.60-173,868,353.40-103,819,000.40

Finding the Fourth Proportional to 115,912,235.60, 173,868,353.40 and 103,819,000.40

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Solution

The fourth proportional to 115,912,235.60, 173,868,353.40 and 103,819,000.40 is: 155,728,500.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,912,235.60 : 173,868,353.40 = 103,819,000.40 : x
  2. Step 2: Convert to fraction form
    115,912,235.60/173,868,353.40 = 103,819,000.40/x
  3. Step 3: Cross multiply
    115,912,235.60x = 173,868,353.40 × 103,819,000.40
  4. Step 4: Simplify right side
    115,912,235.60x = 18,050,838,651,181,944
  5. Step 5: Solve for x
    x = 18,050,838,651,181,944/115,912,235.60
  6. Step 6: Final answer
    x = 155,728,500.60

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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.