Home / 91,653,035.36-137,450,148.32-30,228,384.80

Finding the Fourth Proportional to 91,653,035.36, 137,450,148.32 and 30,228,384.80

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Solution

The fourth proportional to 91,653,035.36, 137,450,148.32 and 30,228,384.80 is: 45,332,879.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,653,035.36 : 137,450,148.32 = 30,228,384.80 : x
  2. Step 2: Convert to fraction form
    91,653,035.36/137,450,148.32 = 30,228,384.80/x
  3. Step 3: Cross multiply
    91,653,035.36x = 137,450,148.32 × 30,228,384.80
  4. Step 4: Simplify right side
    91,653,035.36x = 4,154,895,974,234,033.50
  5. Step 5: Solve for x
    x = 4,154,895,974,234,033.50/91,653,035.36
  6. Step 6: Final answer
    x = 45,332,879.13

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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.