Home / 58,752,859.20-88,129,288.80-45,315,931.20

Finding the Fourth Proportional to 58,752,859.20, 88,129,288.80 and 45,315,931.20

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Solution

The fourth proportional to 58,752,859.20, 88,129,288.80 and 45,315,931.20 is: 67,973,896.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,752,859.20 : 88,129,288.80 = 45,315,931.20 : x
  2. Step 2: Convert to fraction form
    58,752,859.20/88,129,288.80 = 45,315,931.20/x
  3. Step 3: Cross multiply
    58,752,859.20x = 88,129,288.80 × 45,315,931.20
  4. Step 4: Simplify right side
    58,752,859.20x = 3,993,660,787,965,730.50
  5. Step 5: Solve for x
    x = 3,993,660,787,965,730.50/58,752,859.20
  6. Step 6: Final answer
    x = 67,973,896.80

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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.