Home / 186,625,009.60-279,937,514.40-84,392,382.40

Finding the Fourth Proportional to 186,625,009.60, 279,937,514.40 and 84,392,382.40

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Solution

The fourth proportional to 186,625,009.60, 279,937,514.40 and 84,392,382.40 is: 126,588,573.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,625,009.60 : 279,937,514.40 = 84,392,382.40 : x
  2. Step 2: Convert to fraction form
    186,625,009.60/279,937,514.40 = 84,392,382.40/x
  3. Step 3: Cross multiply
    186,625,009.60x = 279,937,514.40 × 84,392,382.40
  4. Step 4: Simplify right side
    186,625,009.60x = 23,624,593,763,350,308
  5. Step 5: Solve for x
    x = 23,624,593,763,350,308/186,625,009.60
  6. Step 6: Final answer
    x = 126,588,573.60

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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.