Home / 186,752,669.40-280,129,004.10-57,360,071.93

Finding the Fourth Proportional to 186,752,669.40, 280,129,004.10 and 57,360,071.93

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Solution

The fourth proportional to 186,752,669.40, 280,129,004.10 and 57,360,071.93 is: 86,040,107.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,752,669.40 : 280,129,004.10 = 57,360,071.93 : x
  2. Step 2: Convert to fraction form
    186,752,669.40/280,129,004.10 = 57,360,071.93/x
  3. Step 3: Cross multiply
    186,752,669.40x = 280,129,004.10 × 57,360,071.93
  4. Step 4: Simplify right side
    186,752,669.40x = 16,068,219,823,454,620
  5. Step 5: Solve for x
    x = 16,068,219,823,454,620/186,752,669.40
  6. Step 6: Final answer
    x = 86,040,107.89

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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.