Home / 959,619,138.56-1,439,959,854-468,336,478.04

Finding the Fourth Proportional to 959,619,138.56, 1,439,959,854 and 468,336,478.04

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Solution

The fourth proportional to 959,619,138.56, 1,439,959,854 and 468,336,478.04 is: 702,763,939.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,619,138.56 : 1,439,959,854 = 468,336,478.04 : x
  2. Step 2: Convert to fraction form
    959,619,138.56/1,439,959,854 = 468,336,478.04/x
  3. Step 3: Cross multiply
    959,619,138.56x = 1,439,959,854 × 468,336,478.04
  4. Step 4: Simplify right side
    959,619,138.56x = 674,385,726,541,352,576
  5. Step 5: Solve for x
    x = 674,385,726,541,352,576/959,619,138.56
  6. Step 6: Final answer
    x = 702,763,939.82

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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.