Home / 158,644,788.48-237,890,589.36-66,503,777.52

Finding the Fourth Proportional to 158,644,788.48, 237,890,589.36 and 66,503,777.52

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Solution

The fourth proportional to 158,644,788.48, 237,890,589.36 and 66,503,777.52 is: 99,723,558.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,644,788.48 : 237,890,589.36 = 66,503,777.52 : x
  2. Step 2: Convert to fraction form
    158,644,788.48/237,890,589.36 = 66,503,777.52/x
  3. Step 3: Cross multiply
    158,644,788.48x = 237,890,589.36 × 66,503,777.52
  4. Step 4: Simplify right side
    158,644,788.48x = 15,820,622,828,899,120
  5. Step 5: Solve for x
    x = 15,820,622,828,899,120/158,644,788.48
  6. Step 6: Final answer
    x = 99,723,558.40

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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.