Home / 839,809,095.20-1,259,713,642.80-759,187,527.20

Finding the Fourth Proportional to 839,809,095.20, 1,259,713,642.80 and 759,187,527.20

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Solution

The fourth proportional to 839,809,095.20, 1,259,713,642.80 and 759,187,527.20 is: 1,138,781,290.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,809,095.20 : 1,259,713,642.80 = 759,187,527.20 : x
  2. Step 2: Convert to fraction form
    839,809,095.20/1,259,713,642.80 = 759,187,527.20/x
  3. Step 3: Cross multiply
    839,809,095.20x = 1,259,713,642.80 × 759,187,527.20
  4. Step 4: Simplify right side
    839,809,095.20x = 956,358,885,457,436,160
  5. Step 5: Solve for x
    x = 956,358,885,457,436,160/839,809,095.20
  6. Step 6: Final answer
    x = 1,138,781,290.80

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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.