Home / 64,152,046.20-96,228,069.30-21,010,846.80

Finding the Fourth Proportional to 64,152,046.20, 96,228,069.30 and 21,010,846.80

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Solution

The fourth proportional to 64,152,046.20, 96,228,069.30 and 21,010,846.80 is: 31,516,270.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,152,046.20 : 96,228,069.30 = 21,010,846.80 : x
  2. Step 2: Convert to fraction form
    64,152,046.20/96,228,069.30 = 21,010,846.80/x
  3. Step 3: Cross multiply
    64,152,046.20x = 96,228,069.30 × 21,010,846.80
  4. Step 4: Simplify right side
    64,152,046.20x = 2,021,833,221,922,083.25
  5. Step 5: Solve for x
    x = 2,021,833,221,922,083.25/64,152,046.20
  6. Step 6: Final answer
    x = 31,516,270.20

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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.