Home / 172,580,875.89-258,872,281.58-57,565,102.47

Finding the Fourth Proportional to 172,580,875.89, 258,872,281.58 and 57,565,102.47

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Solution

The fourth proportional to 172,580,875.89, 258,872,281.58 and 57,565,102.47 is: 86,347,976.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,580,875.89 : 258,872,281.58 = 57,565,102.47 : x
  2. Step 2: Convert to fraction form
    172,580,875.89/258,872,281.58 = 57,565,102.47/x
  3. Step 3: Cross multiply
    172,580,875.89x = 258,872,281.58 × 57,565,102.47
  4. Step 4: Simplify right side
    172,580,875.89x = 14,902,009,415,795,394
  5. Step 5: Solve for x
    x = 14,902,009,415,795,394/172,580,875.89
  6. Step 6: Final answer
    x = 86,347,976.50

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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.