Home / 172,014,931,699.39-258,023,213,704.66-52,632,065,809.55

Finding the Fourth Proportional to 172,014,931,699.39, 258,023,213,704.66 and 52,632,065,809.55

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Solution

The fourth proportional to 172,014,931,699.39, 258,023,213,704.66 and 52,632,065,809.55 is: 78,948,348,436.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,014,931,699.39 : 258,023,213,704.66 = 52,632,065,809.55 : x
  2. Step 2: Convert to fraction form
    172,014,931,699.39/258,023,213,704.66 = 52,632,065,809.55/x
  3. Step 3: Cross multiply
    172,014,931,699.39x = 258,023,213,704.66 × 52,632,065,809.55
  4. Step 4: Simplify right side
    172,014,931,699.39x = 13,580,294,764,096,024,215,552
  5. Step 5: Solve for x
    x = 13,580,294,764,096,024,215,552/172,014,931,699.39
  6. Step 6: Final answer
    x = 78,948,348,436.57

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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.