Home / 172,679,403.60-258,683,182.20-104,319,032.40

Finding the Fourth Proportional to 172,679,403.60, 258,683,182.20 and 104,319,032.40

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Solution

The fourth proportional to 172,679,403.60, 258,683,182.20 and 104,319,032.40 is: 156,275,610.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,679,403.60 : 258,683,182.20 = 104,319,032.40 : x
  2. Step 2: Convert to fraction form
    172,679,403.60/258,683,182.20 = 104,319,032.40/x
  3. Step 3: Cross multiply
    172,679,403.60x = 258,683,182.20 × 104,319,032.40
  4. Step 4: Simplify right side
    172,679,403.60x = 26,985,579,265,256,904
  5. Step 5: Solve for x
    x = 26,985,579,265,256,904/172,679,403.60
  6. Step 6: Final answer
    x = 156,275,610.77

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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.