Home / 49,879,079.52-68,834,478.96-30,295,476.96

Finding the Fourth Proportional to 49,879,079.52, 68,834,478.96 and 30,295,476.96

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Solution

The fourth proportional to 49,879,079.52, 68,834,478.96 and 30,295,476.96 is: 41,808,577.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,879,079.52 : 68,834,478.96 = 30,295,476.96 : x
  2. Step 2: Convert to fraction form
    49,879,079.52/68,834,478.96 = 30,295,476.96/x
  3. Step 3: Cross multiply
    49,879,079.52x = 68,834,478.96 × 30,295,476.96
  4. Step 4: Simplify right side
    49,879,079.52x = 2,085,373,371,386,284.50
  5. Step 5: Solve for x
    x = 2,085,373,371,386,284.50/49,879,079.52
  6. Step 6: Final answer
    x = 41,808,577.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.