Home / 186,819,671.03-280,256,249.90-57,438,143.42

Finding the Fourth Proportional to 186,819,671.03, 280,256,249.90 and 57,438,143.42

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Solution

The fourth proportional to 186,819,671.03, 280,256,249.90 and 57,438,143.42 is: 86,165,437.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,819,671.03 : 280,256,249.90 = 57,438,143.42 : x
  2. Step 2: Convert to fraction form
    186,819,671.03/280,256,249.90 = 57,438,143.42/x
  3. Step 3: Cross multiply
    186,819,671.03x = 280,256,249.90 × 57,438,143.42
  4. Step 4: Simplify right side
    186,819,671.03x = 16,097,398,674,849,874
  5. Step 5: Solve for x
    x = 16,097,398,674,849,874/186,819,671.03
  6. Step 6: Final answer
    x = 86,165,437.43

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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.