Home / 46,762,330.80-70,143,496.20-45,965,169.30

Finding the Fourth Proportional to 46,762,330.80, 70,143,496.20 and 45,965,169.30

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Solution

The fourth proportional to 46,762,330.80, 70,143,496.20 and 45,965,169.30 is: 68,947,753.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,762,330.80 : 70,143,496.20 = 45,965,169.30 : x
  2. Step 2: Convert to fraction form
    46,762,330.80/70,143,496.20 = 45,965,169.30/x
  3. Step 3: Cross multiply
    46,762,330.80x = 70,143,496.20 × 45,965,169.30
  4. Step 4: Simplify right side
    46,762,330.80x = 3,224,157,678,126,906.50
  5. Step 5: Solve for x
    x = 3,224,157,678,126,906.50/46,762,330.80
  6. Step 6: Final answer
    x = 68,947,753.95

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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.