Home / 105,398,318.14-158,103,677.45-40,702,462.27

Finding the Fourth Proportional to 105,398,318.14, 158,103,677.45 and 40,702,462.27

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Solution

The fourth proportional to 105,398,318.14, 158,103,677.45 and 40,702,462.27 is: 61,056,087.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,398,318.14 : 158,103,677.45 = 40,702,462.27 : x
  2. Step 2: Convert to fraction form
    105,398,318.14/158,103,677.45 = 40,702,462.27/x
  3. Step 3: Cross multiply
    105,398,318.14x = 158,103,677.45 × 40,702,462.27
  4. Step 4: Simplify right side
    105,398,318.14x = 6,435,208,965,863,371
  5. Step 5: Solve for x
    x = 6,435,208,965,863,371/105,398,318.14
  6. Step 6: Final answer
    x = 61,056,087.80

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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.