Home / 45,336,280.80-68,004,421.20-26,157,165.60

Finding the Fourth Proportional to 45,336,280.80, 68,004,421.20 and 26,157,165.60

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Solution

The fourth proportional to 45,336,280.80, 68,004,421.20 and 26,157,165.60 is: 39,235,748.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,336,280.80 : 68,004,421.20 = 26,157,165.60 : x
  2. Step 2: Convert to fraction form
    45,336,280.80/68,004,421.20 = 26,157,165.60/x
  3. Step 3: Cross multiply
    45,336,280.80x = 68,004,421.20 × 26,157,165.60
  4. Step 4: Simplify right side
    45,336,280.80x = 1,778,802,906,860,551
  5. Step 5: Solve for x
    x = 1,778,802,906,860,551/45,336,280.80
  6. Step 6: Final answer
    x = 39,235,748.40

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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.