Home / 119,974,758.61-165,518,292.63-69,730,628.81

Finding the Fourth Proportional to 119,974,758.61, 165,518,292.63 and 69,730,628.81

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Solution

The fourth proportional to 119,974,758.61, 165,518,292.63 and 69,730,628.81 is: 96,201,023.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,974,758.61 : 165,518,292.63 = 69,730,628.81 : x
  2. Step 2: Convert to fraction form
    119,974,758.61/165,518,292.63 = 69,730,628.81/x
  3. Step 3: Cross multiply
    119,974,758.61x = 165,518,292.63 × 69,730,628.81
  4. Step 4: Simplify right side
    119,974,758.61x = 11,541,694,624,620,540
  5. Step 5: Solve for x
    x = 11,541,694,624,620,540/119,974,758.61
  6. Step 6: Final answer
    x = 96,201,023.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.