Home / 186,792,001.70-280,188,002.55-118,935,515.30

Finding the Fourth Proportional to 186,792,001.70, 280,188,002.55 and 118,935,515.30

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Solution

The fourth proportional to 186,792,001.70, 280,188,002.55 and 118,935,515.30 is: 178,403,272.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,792,001.70 : 280,188,002.55 = 118,935,515.30 : x
  2. Step 2: Convert to fraction form
    186,792,001.70/280,188,002.55 = 118,935,515.30/x
  3. Step 3: Cross multiply
    186,792,001.70x = 280,188,002.55 × 118,935,515.30
  4. Step 4: Simplify right side
    186,792,001.70x = 33,324,304,464,161,964
  5. Step 5: Solve for x
    x = 33,324,304,464,161,964/186,792,001.70
  6. Step 6: Final answer
    x = 178,403,272.95

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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.