Home / 65,001,574.50-89,702,185.78-36,028,198.50

Finding the Fourth Proportional to 65,001,574.50, 89,702,185.78 and 36,028,198.50

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Solution

The fourth proportional to 65,001,574.50, 89,702,185.78 and 36,028,198.50 is: 49,718,921.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,001,574.50 : 89,702,185.78 = 36,028,198.50 : x
  2. Step 2: Convert to fraction form
    65,001,574.50/89,702,185.78 = 36,028,198.50/x
  3. Step 3: Cross multiply
    65,001,574.50x = 89,702,185.78 × 36,028,198.50
  4. Step 4: Simplify right side
    65,001,574.50x = 3,231,808,155,165,717.50
  5. Step 5: Solve for x
    x = 3,231,808,155,165,717.50/65,001,574.50
  6. Step 6: Final answer
    x = 49,718,921.12

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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.