Home / 60,675,911.70-91,013,867.55-40,268,577.30

Finding the Fourth Proportional to 60,675,911.70, 91,013,867.55 and 40,268,577.30

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Solution

The fourth proportional to 60,675,911.70, 91,013,867.55 and 40,268,577.30 is: 60,402,865.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,675,911.70 : 91,013,867.55 = 40,268,577.30 : x
  2. Step 2: Convert to fraction form
    60,675,911.70/91,013,867.55 = 40,268,577.30/x
  3. Step 3: Cross multiply
    60,675,911.70x = 91,013,867.55 × 40,268,577.30
  4. Step 4: Simplify right side
    60,675,911.70x = 3,664,998,960,809,136
  5. Step 5: Solve for x
    x = 3,664,998,960,809,136/60,675,911.70
  6. Step 6: Final answer
    x = 60,402,865.95

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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.