Home / 64,152,208.80-96,228,313.20-38,643,040.80

Finding the Fourth Proportional to 64,152,208.80, 96,228,313.20 and 38,643,040.80

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Solution

The fourth proportional to 64,152,208.80, 96,228,313.20 and 38,643,040.80 is: 57,964,561.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,152,208.80 : 96,228,313.20 = 38,643,040.80 : x
  2. Step 2: Convert to fraction form
    64,152,208.80/96,228,313.20 = 38,643,040.80/x
  3. Step 3: Cross multiply
    64,152,208.80x = 96,228,313.20 × 38,643,040.80
  4. Step 4: Simplify right side
    64,152,208.80x = 3,718,554,633,102,778.50
  5. Step 5: Solve for x
    x = 3,718,554,633,102,778.50/64,152,208.80
  6. Step 6: Final answer
    x = 57,964,561.20

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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.