Home / 186,625,612.40-279,938,418.60-164,706,623.60

Finding the Fourth Proportional to 186,625,612.40, 279,938,418.60 and 164,706,623.60

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Solution

The fourth proportional to 186,625,612.40, 279,938,418.60 and 164,706,623.60 is: 247,059,935.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,625,612.40 : 279,938,418.60 = 164,706,623.60 : x
  2. Step 2: Convert to fraction form
    186,625,612.40/279,938,418.60 = 164,706,623.60/x
  3. Step 3: Cross multiply
    186,625,612.40x = 279,938,418.60 × 164,706,623.60
  4. Step 4: Simplify right side
    186,625,612.40x = 46,107,711,743,529,440
  5. Step 5: Solve for x
    x = 46,107,711,743,529,440/186,625,612.40
  6. Step 6: Final answer
    x = 247,059,935.40

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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.