Home / 64,501,571.70-96,752,357.55-40,315,101.30

Finding the Fourth Proportional to 64,501,571.70, 96,752,357.55 and 40,315,101.30

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Solution

The fourth proportional to 64,501,571.70, 96,752,357.55 and 40,315,101.30 is: 60,472,651.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,501,571.70 : 96,752,357.55 = 40,315,101.30 : x
  2. Step 2: Convert to fraction form
    64,501,571.70/96,752,357.55 = 40,315,101.30/x
  3. Step 3: Cross multiply
    64,501,571.70x = 96,752,357.55 × 40,315,101.30
  4. Step 4: Simplify right side
    64,501,571.70x = 3,900,581,095,642,069.50
  5. Step 5: Solve for x
    x = 3,900,581,095,642,069.50/64,501,571.70
  6. Step 6: Final answer
    x = 60,472,651.95

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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.