Home / 186,792,347.20-279,432,693.60-164,117,531.20

Finding the Fourth Proportional to 186,792,347.20, 279,432,693.60 and 164,117,531.20

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Solution

The fourth proportional to 186,792,347.20, 279,432,693.60 and 164,117,531.20 is: 245,512,219.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,792,347.20 : 279,432,693.60 = 164,117,531.20 : x
  2. Step 2: Convert to fraction form
    186,792,347.20/279,432,693.60 = 164,117,531.20/x
  3. Step 3: Cross multiply
    186,792,347.20x = 279,432,693.60 × 164,117,531.20
  4. Step 4: Simplify right side
    186,792,347.20x = 45,859,803,810,198,040
  5. Step 5: Solve for x
    x = 45,859,803,810,198,040/186,792,347.20
  6. Step 6: Final answer
    x = 245,512,219.84

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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.