Home / 756,373,706.52-1,043,795,758.60-408,693,194.52

Finding the Fourth Proportional to 756,373,706.52, 1,043,795,758.60 and 408,693,194.52

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Solution

The fourth proportional to 756,373,706.52, 1,043,795,758.60 and 408,693,194.52 is: 563,996,632.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,373,706.52 : 1,043,795,758.60 = 408,693,194.52 : x
  2. Step 2: Convert to fraction form
    756,373,706.52/1,043,795,758.60 = 408,693,194.52/x
  3. Step 3: Cross multiply
    756,373,706.52x = 1,043,795,758.60 × 408,693,194.52
  4. Step 4: Simplify right side
    756,373,706.52x = 426,592,223,008,660,736
  5. Step 5: Solve for x
    x = 426,592,223,008,660,736/756,373,706.52
  6. Step 6: Final answer
    x = 563,996,632.00

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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.