Home / 347,633,859.80-521,520,773.70-101,990,019.80

Finding the Fourth Proportional to 347,633,859.80, 521,520,773.70 and 101,990,019.80

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Solution

The fourth proportional to 347,633,859.80, 521,520,773.70 and 101,990,019.80 is: 153,005,561.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,633,859.80 : 521,520,773.70 = 101,990,019.80 : x
  2. Step 2: Convert to fraction form
    347,633,859.80/521,520,773.70 = 101,990,019.80/x
  3. Step 3: Cross multiply
    347,633,859.80x = 521,520,773.70 × 101,990,019.80
  4. Step 4: Simplify right side
    347,633,859.80x = 53,189,914,035,774,320
  5. Step 5: Solve for x
    x = 53,189,914,035,774,320/347,633,859.80
  6. Step 6: Final answer
    x = 153,005,561.85

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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.