Home / 186,625,603.40-279,938,405.10-164,706,614.60

Finding the Fourth Proportional to 186,625,603.40, 279,938,405.10 and 164,706,614.60

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Solution

The fourth proportional to 186,625,603.40, 279,938,405.10 and 164,706,614.60 is: 247,059,921.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,625,603.40 : 279,938,405.10 = 164,706,614.60 : x
  2. Step 2: Convert to fraction form
    186,625,603.40/279,938,405.10 = 164,706,614.60/x
  3. Step 3: Cross multiply
    186,625,603.40x = 279,938,405.10 × 164,706,614.60
  4. Step 4: Simplify right side
    186,625,603.40x = 46,107,707,000,544,376
  5. Step 5: Solve for x
    x = 46,107,707,000,544,376/186,625,603.40
  6. Step 6: Final answer
    x = 247,059,921.90

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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.