Home / 118,100,027.20-177,150,040.80-69,528,020.80

Finding the Fourth Proportional to 118,100,027.20, 177,150,040.80 and 69,528,020.80

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Solution

The fourth proportional to 118,100,027.20, 177,150,040.80 and 69,528,020.80 is: 104,292,031.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,100,027.20 : 177,150,040.80 = 69,528,020.80 : x
  2. Step 2: Convert to fraction form
    118,100,027.20/177,150,040.80 = 69,528,020.80/x
  3. Step 3: Cross multiply
    118,100,027.20x = 177,150,040.80 × 69,528,020.80
  4. Step 4: Simplify right side
    118,100,027.20x = 12,316,891,721,463,248
  5. Step 5: Solve for x
    x = 12,316,891,721,463,248/118,100,027.20
  6. Step 6: Final answer
    x = 104,292,031.20

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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.