Home / 799,448,679.06-1,103,154,242.70-442,159,680.06

Finding the Fourth Proportional to 799,448,679.06, 1,103,154,242.70 and 442,159,680.06

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Solution

The fourth proportional to 799,448,679.06, 1,103,154,242.70 and 442,159,680.06 is: 610,133,382.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,448,679.06 : 1,103,154,242.70 = 442,159,680.06 : x
  2. Step 2: Convert to fraction form
    799,448,679.06/1,103,154,242.70 = 442,159,680.06/x
  3. Step 3: Cross multiply
    799,448,679.06x = 1,103,154,242.70 × 442,159,680.06
  4. Step 4: Simplify right side
    799,448,679.06x = 487,770,327,009,063,616
  5. Step 5: Solve for x
    x = 487,770,327,009,063,616/799,448,679.06
  6. Step 6: Final answer
    x = 610,133,382.90

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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.