Home / 692,034,749.34-1,038,115,198.02-225,576,444.92

Finding the Fourth Proportional to 692,034,749.34, 1,038,115,198.02 and 225,576,444.92

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Solution

The fourth proportional to 692,034,749.34, 1,038,115,198.02 and 225,576,444.92 is: 338,385,227.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,034,749.34 : 1,038,115,198.02 = 225,576,444.92 : x
  2. Step 2: Convert to fraction form
    692,034,749.34/1,038,115,198.02 = 225,576,444.92/x
  3. Step 3: Cross multiply
    692,034,749.34x = 1,038,115,198.02 × 225,576,444.92
  4. Step 4: Simplify right side
    692,034,749.34x = 234,174,335,786,773,408
  5. Step 5: Solve for x
    x = 234,174,335,786,773,408/692,034,749.34
  6. Step 6: Final answer
    x = 338,385,227.06

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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.