Home / 147,523,243.80-221,284,865.70-75,859,627.80

Finding the Fourth Proportional to 147,523,243.80, 221,284,865.70 and 75,859,627.80

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Solution

The fourth proportional to 147,523,243.80, 221,284,865.70 and 75,859,627.80 is: 113,789,441.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,523,243.80 : 221,284,865.70 = 75,859,627.80 : x
  2. Step 2: Convert to fraction form
    147,523,243.80/221,284,865.70 = 75,859,627.80/x
  3. Step 3: Cross multiply
    147,523,243.80x = 221,284,865.70 × 75,859,627.80
  4. Step 4: Simplify right side
    147,523,243.80x = 16,786,587,549,774,984
  5. Step 5: Solve for x
    x = 16,786,587,549,774,984/147,523,243.80
  6. Step 6: Final answer
    x = 113,789,441.70

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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.