Home / 110,660,005.60-166,019,038.80-42,504,920.80

Finding the Fourth Proportional to 110,660,005.60, 166,019,038.80 and 42,504,920.80

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Solution

The fourth proportional to 110,660,005.60, 166,019,038.80 and 42,504,920.80 is: 63,768,531.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,660,005.60 : 166,019,038.80 = 42,504,920.80 : x
  2. Step 2: Convert to fraction form
    110,660,005.60/166,019,038.80 = 42,504,920.80/x
  3. Step 3: Cross multiply
    110,660,005.60x = 166,019,038.80 × 42,504,920.80
  4. Step 4: Simplify right side
    110,660,005.60x = 7,056,626,095,486,127
  5. Step 5: Solve for x
    x = 7,056,626,095,486,127/110,660,005.60
  6. Step 6: Final answer
    x = 63,768,531.88

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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.