Home / 490,303,282.30-735,741,080.26-272,136,715.90

Finding the Fourth Proportional to 490,303,282.30, 735,741,080.26 and 272,136,715.90

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Solution

The fourth proportional to 490,303,282.30, 735,741,080.26 and 272,136,715.90 is: 408,363,901.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,303,282.30 : 735,741,080.26 = 272,136,715.90 : x
  2. Step 2: Convert to fraction form
    490,303,282.30/735,741,080.26 = 272,136,715.90/x
  3. Step 3: Cross multiply
    490,303,282.30x = 735,741,080.26 × 272,136,715.90
  4. Step 4: Simplify right side
    490,303,282.30x = 200,222,161,334,674,688
  5. Step 5: Solve for x
    x = 200,222,161,334,674,688/490,303,282.30
  6. Step 6: Final answer
    x = 408,363,901.62

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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.