Home / 125,412,657.16-188,180,615.38-56,374,239.40

Finding the Fourth Proportional to 125,412,657.16, 188,180,615.38 and 56,374,239.40

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Solution

The fourth proportional to 125,412,657.16, 188,180,615.38 and 56,374,239.40 is: 84,589,062.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,412,657.16 : 188,180,615.38 = 56,374,239.40 : x
  2. Step 2: Convert to fraction form
    125,412,657.16/188,180,615.38 = 56,374,239.40/x
  3. Step 3: Cross multiply
    125,412,657.16x = 188,180,615.38 × 56,374,239.40
  4. Step 4: Simplify right side
    125,412,657.16x = 10,608,539,061,871,442
  5. Step 5: Solve for x
    x = 10,608,539,061,871,442/125,412,657.16
  6. Step 6: Final answer
    x = 84,589,062.24

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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.