Home / 186,625,625.20-279,938,437.80-57,232,207.60

Finding the Fourth Proportional to 186,625,625.20, 279,938,437.80 and 57,232,207.60

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Solution

The fourth proportional to 186,625,625.20, 279,938,437.80 and 57,232,207.60 is: 85,848,311.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,625,625.20 : 279,938,437.80 = 57,232,207.60 : x
  2. Step 2: Convert to fraction form
    186,625,625.20/279,938,437.80 = 57,232,207.60/x
  3. Step 3: Cross multiply
    186,625,625.20x = 279,938,437.80 × 57,232,207.60
  4. Step 4: Simplify right side
    186,625,625.20x = 16,021,494,787,389,288
  5. Step 5: Solve for x
    x = 16,021,494,787,389,288/186,625,625.20
  6. Step 6: Final answer
    x = 85,848,311.40

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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.