Home / 113,326,801.60-170,032,192.80-45,218,372.80

Finding the Fourth Proportional to 113,326,801.60, 170,032,192.80 and 45,218,372.80

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Solution

The fourth proportional to 113,326,801.60, 170,032,192.80 and 45,218,372.80 is: 67,844,313.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,326,801.60 : 170,032,192.80 = 45,218,372.80 : x
  2. Step 2: Convert to fraction form
    113,326,801.60/170,032,192.80 = 45,218,372.80/x
  3. Step 3: Cross multiply
    113,326,801.60x = 170,032,192.80 × 45,218,372.80
  4. Step 4: Simplify right side
    113,326,801.60x = 7,688,579,082,031,876
  5. Step 5: Solve for x
    x = 7,688,579,082,031,876/113,326,801.60
  6. Step 6: Final answer
    x = 67,844,313.73

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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.