Home / 168,808,902.98-253,177,925.07-47,612,011.46

Finding the Fourth Proportional to 168,808,902.98, 253,177,925.07 and 47,612,011.46

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Solution

The fourth proportional to 168,808,902.98, 253,177,925.07 and 47,612,011.46 is: 71,408,024.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,808,902.98 : 253,177,925.07 = 47,612,011.46 : x
  2. Step 2: Convert to fraction form
    168,808,902.98/253,177,925.07 = 47,612,011.46/x
  3. Step 3: Cross multiply
    168,808,902.98x = 253,177,925.07 × 47,612,011.46
  4. Step 4: Simplify right side
    168,808,902.98x = 12,054,310,269,851,862
  5. Step 5: Solve for x
    x = 12,054,310,269,851,862/168,808,902.98
  6. Step 6: Final answer
    x = 71,408,024.44

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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.