Home / 186,863,725.20-280,245,821.40-57,471,085.20

Finding the Fourth Proportional to 186,863,725.20, 280,245,821.40 and 57,471,085.20

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Solution

The fourth proportional to 186,863,725.20, 280,245,821.40 and 57,471,085.20 is: 86,191,321.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,863,725.20 : 280,245,821.40 = 57,471,085.20 : x
  2. Step 2: Convert to fraction form
    186,863,725.20/280,245,821.40 = 57,471,085.20/x
  3. Step 3: Cross multiply
    186,863,725.20x = 280,245,821.40 × 57,471,085.20
  4. Step 4: Simplify right side
    186,863,725.20x = 16,106,031,478,623,382
  5. Step 5: Solve for x
    x = 16,106,031,478,623,382/186,863,725.20
  6. Step 6: Final answer
    x = 86,191,321.84

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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.