Home / 514,651,215.24-710,224,162.38-279,701,888.04

Finding the Fourth Proportional to 514,651,215.24, 710,224,162.38 and 279,701,888.04

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Solution

The fourth proportional to 514,651,215.24, 710,224,162.38 and 279,701,888.04 is: 385,991,586.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,651,215.24 : 710,224,162.38 = 279,701,888.04 : x
  2. Step 2: Convert to fraction form
    514,651,215.24/710,224,162.38 = 279,701,888.04/x
  3. Step 3: Cross multiply
    514,651,215.24x = 710,224,162.38 × 279,701,888.04
  4. Step 4: Simplify right side
    514,651,215.24x = 198,651,039,149,313,568
  5. Step 5: Solve for x
    x = 198,651,039,149,313,568/514,651,215.24
  6. Step 6: Final answer
    x = 385,991,586.66

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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.