Home / 147,328,017.57-220,931,224.34-50,291,541.08

Finding the Fourth Proportional to 147,328,017.57, 220,931,224.34 and 50,291,541.08

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Solution

The fourth proportional to 147,328,017.57, 220,931,224.34 and 50,291,541.08 is: 75,416,556.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,328,017.57 : 220,931,224.34 = 50,291,541.08 : x
  2. Step 2: Convert to fraction form
    147,328,017.57/220,931,224.34 = 50,291,541.08/x
  3. Step 3: Cross multiply
    147,328,017.57x = 220,931,224.34 × 50,291,541.08
  4. Step 4: Simplify right side
    147,328,017.57x = 11,110,971,743,393,694
  5. Step 5: Solve for x
    x = 11,110,971,743,393,694/147,328,017.57
  6. Step 6: Final answer
    x = 75,416,556.38

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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.