Home / 254,699,136.80-351,482,695.91-143,190,474.67

Finding the Fourth Proportional to 254,699,136.80, 351,482,695.91 and 143,190,474.67

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Solution

The fourth proportional to 254,699,136.80, 351,482,695.91 and 143,190,474.67 is: 197,601,667.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,699,136.80 : 351,482,695.91 = 143,190,474.67 : x
  2. Step 2: Convert to fraction form
    254,699,136.80/351,482,695.91 = 143,190,474.67/x
  3. Step 3: Cross multiply
    254,699,136.80x = 351,482,695.91 × 143,190,474.67
  4. Step 4: Simplify right side
    254,699,136.80x = 50,328,974,065,904,528
  5. Step 5: Solve for x
    x = 50,328,974,065,904,528/254,699,136.80
  6. Step 6: Final answer
    x = 197,601,667.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.