Home / 692,034,746.83-1,038,115,194.26-225,576,442.43

Finding the Fourth Proportional to 692,034,746.83, 1,038,115,194.26 and 225,576,442.43

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Solution

The fourth proportional to 692,034,746.83, 1,038,115,194.26 and 225,576,442.43 is: 338,385,223.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,034,746.83 : 1,038,115,194.26 = 225,576,442.43 : x
  2. Step 2: Convert to fraction form
    692,034,746.83/1,038,115,194.26 = 225,576,442.43/x
  3. Step 3: Cross multiply
    692,034,746.83x = 1,038,115,194.26 × 225,576,442.43
  4. Step 4: Simplify right side
    692,034,746.83x = 234,174,332,353,699,168
  5. Step 5: Solve for x
    x = 234,174,332,353,699,168/692,034,746.83
  6. Step 6: Final answer
    x = 338,385,223.32

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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.