Home / 113,842,475.40-170,488,413.52-65,172,714.96

Finding the Fourth Proportional to 113,842,475.40, 170,488,413.52 and 65,172,714.96

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Solution

The fourth proportional to 113,842,475.40, 170,488,413.52 and 65,172,714.96 is: 97,601,468.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,842,475.40 : 170,488,413.52 = 65,172,714.96 : x
  2. Step 2: Convert to fraction form
    113,842,475.40/170,488,413.52 = 65,172,714.96/x
  3. Step 3: Cross multiply
    113,842,475.40x = 170,488,413.52 × 65,172,714.96
  4. Step 4: Simplify right side
    113,842,475.40x = 11,111,192,778,321,572
  5. Step 5: Solve for x
    x = 11,111,192,778,321,572/113,842,475.40
  6. Step 6: Final answer
    x = 97,601,468.51

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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.