Home / 186,625,629.10-279,938,443.65-169,619,517.10

Finding the Fourth Proportional to 186,625,629.10, 279,938,443.65 and 169,619,517.10

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Solution

The fourth proportional to 186,625,629.10, 279,938,443.65 and 169,619,517.10 is: 254,429,275.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,625,629.10 : 279,938,443.65 = 169,619,517.10 : x
  2. Step 2: Convert to fraction form
    186,625,629.10/279,938,443.65 = 169,619,517.10/x
  3. Step 3: Cross multiply
    186,625,629.10x = 279,938,443.65 × 169,619,517.10
  4. Step 4: Simplify right side
    186,625,629.10x = 47,483,023,629,638,552
  5. Step 5: Solve for x
    x = 47,483,023,629,638,552/186,625,629.10
  6. Step 6: Final answer
    x = 254,429,275.65

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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.