Home / 76,312,200.52-105,312,170.01-41,505,127.17

Finding the Fourth Proportional to 76,312,200.52, 105,312,170.01 and 41,505,127.17

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Solution

The fourth proportional to 76,312,200.52, 105,312,170.01 and 41,505,127.17 is: 57,277,800.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,312,200.52 : 105,312,170.01 = 41,505,127.17 : x
  2. Step 2: Convert to fraction form
    76,312,200.52/105,312,170.01 = 41,505,127.17/x
  3. Step 3: Cross multiply
    76,312,200.52x = 105,312,170.01 × 41,505,127.17
  4. Step 4: Simplify right side
    76,312,200.52x = 4,370,995,008,813,710.50
  5. Step 5: Solve for x
    x = 4,370,995,008,813,710.50/76,312,200.52
  6. Step 6: Final answer
    x = 57,277,800.65

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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.