Home / 53,377,820.40-80,066,730.60-49,551,445.20

Finding the Fourth Proportional to 53,377,820.40, 80,066,730.60 and 49,551,445.20

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Solution

The fourth proportional to 53,377,820.40, 80,066,730.60 and 49,551,445.20 is: 74,327,167.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,377,820.40 : 80,066,730.60 = 49,551,445.20 : x
  2. Step 2: Convert to fraction form
    53,377,820.40/80,066,730.60 = 49,551,445.20/x
  3. Step 3: Cross multiply
    53,377,820.40x = 80,066,730.60 × 49,551,445.20
  4. Step 4: Simplify right side
    53,377,820.40x = 3,967,422,213,669,063
  5. Step 5: Solve for x
    x = 3,967,422,213,669,063/53,377,820.40
  6. Step 6: Final answer
    x = 74,327,167.80

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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.