Home / 91,636,295.68-126,460,482.24-49,823,173.12

Finding the Fourth Proportional to 91,636,295.68, 126,460,482.24 and 49,823,173.12

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Solution

The fourth proportional to 91,636,295.68, 126,460,482.24 and 49,823,173.12 is: 68,757,280.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,636,295.68 : 126,460,482.24 = 49,823,173.12 : x
  2. Step 2: Convert to fraction form
    91,636,295.68/126,460,482.24 = 49,823,173.12/x
  3. Step 3: Cross multiply
    91,636,295.68x = 126,460,482.24 × 49,823,173.12
  4. Step 4: Simplify right side
    91,636,295.68x = 6,300,662,499,482,205
  5. Step 5: Solve for x
    x = 6,300,662,499,482,205/91,636,295.68
  6. Step 6: Final answer
    x = 68,757,280.65

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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.