Home / 82,993,606.20-124,490,409.30-39,852,406.80

Finding the Fourth Proportional to 82,993,606.20, 124,490,409.30 and 39,852,406.80

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Solution

The fourth proportional to 82,993,606.20, 124,490,409.30 and 39,852,406.80 is: 59,778,610.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,993,606.20 : 124,490,409.30 = 39,852,406.80 : x
  2. Step 2: Convert to fraction form
    82,993,606.20/124,490,409.30 = 39,852,406.80/x
  3. Step 3: Cross multiply
    82,993,606.20x = 124,490,409.30 × 39,852,406.80
  4. Step 4: Simplify right side
    82,993,606.20x = 4,961,242,434,122,103
  5. Step 5: Solve for x
    x = 4,961,242,434,122,103/82,993,606.20
  6. Step 6: Final answer
    x = 59,778,610.20

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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.