Home / 83,543,196.08-125,340,450.37-39,879,671.42

Finding the Fourth Proportional to 83,543,196.08, 125,340,450.37 and 39,879,671.42

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Solution

The fourth proportional to 83,543,196.08, 125,340,450.37 and 39,879,671.42 is: 59,831,754.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,543,196.08 : 125,340,450.37 = 39,879,671.42 : x
  2. Step 2: Convert to fraction form
    83,543,196.08/125,340,450.37 = 39,879,671.42/x
  3. Step 3: Cross multiply
    83,543,196.08x = 125,340,450.37 × 39,879,671.42
  4. Step 4: Simplify right side
    83,543,196.08x = 4,998,535,976,604,070
  5. Step 5: Solve for x
    x = 4,998,535,976,604,070/83,543,196.08
  6. Step 6: Final answer
    x = 59,831,754.24

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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.