Home / 186,625,334.80-279,938,002.20-173,020,445.20

Finding the Fourth Proportional to 186,625,334.80, 279,938,002.20 and 173,020,445.20

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Solution

The fourth proportional to 186,625,334.80, 279,938,002.20 and 173,020,445.20 is: 259,530,667.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,625,334.80 : 279,938,002.20 = 173,020,445.20 : x
  2. Step 2: Convert to fraction form
    186,625,334.80/279,938,002.20 = 173,020,445.20/x
  3. Step 3: Cross multiply
    186,625,334.80x = 279,938,002.20 × 173,020,445.20
  4. Step 4: Simplify right side
    186,625,334.80x = 48,434,997,769,042,576
  5. Step 5: Solve for x
    x = 48,434,997,769,042,576/186,625,334.80
  6. Step 6: Final answer
    x = 259,530,667.80

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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.