Home / 325,710,820.70-488,637,089.85-107,323,999.10

Finding the Fourth Proportional to 325,710,820.70, 488,637,089.85 and 107,323,999.10

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Solution

The fourth proportional to 325,710,820.70, 488,637,089.85 and 107,323,999.10 is: 161,009,347.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,710,820.70 : 488,637,089.85 = 107,323,999.10 : x
  2. Step 2: Convert to fraction form
    325,710,820.70/488,637,089.85 = 107,323,999.10/x
  3. Step 3: Cross multiply
    325,710,820.70x = 488,637,089.85 × 107,323,999.10
  4. Step 4: Simplify right side
    325,710,820.70x = 52,442,486,591,288,016
  5. Step 5: Solve for x
    x = 52,442,486,591,288,016/325,710,820.70
  6. Step 6: Final answer
    x = 161,009,347.12

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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.