Home / 51,718,210.84-77,577,315.30-49,132,085.68

Finding the Fourth Proportional to 51,718,210.84, 77,577,315.30 and 49,132,085.68

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Solution

The fourth proportional to 51,718,210.84, 77,577,315.30 and 49,132,085.68 is: 73,698,127.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,718,210.84 : 77,577,315.30 = 49,132,085.68 : x
  2. Step 2: Convert to fraction form
    51,718,210.84/77,577,315.30 = 49,132,085.68/x
  3. Step 3: Cross multiply
    51,718,210.84x = 77,577,315.30 × 49,132,085.68
  4. Step 4: Simplify right side
    51,718,210.84x = 3,811,535,302,143,974.50
  5. Step 5: Solve for x
    x = 3,811,535,302,143,974.50/51,718,210.84
  6. Step 6: Final answer
    x = 73,698,127.61

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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.