Home / 533,382,875.40-800,074,313.10-314,808,846.60

Finding the Fourth Proportional to 533,382,875.40, 800,074,313.10 and 314,808,846.60

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Solution

The fourth proportional to 533,382,875.40, 800,074,313.10 and 314,808,846.60 is: 472,213,269.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,382,875.40 : 800,074,313.10 = 314,808,846.60 : x
  2. Step 2: Convert to fraction form
    533,382,875.40/800,074,313.10 = 314,808,846.60/x
  3. Step 3: Cross multiply
    533,382,875.40x = 800,074,313.10 × 314,808,846.60
  4. Step 4: Simplify right side
    533,382,875.40x = 251,870,471,701,298,304
  5. Step 5: Solve for x
    x = 251,870,471,701,298,304/533,382,875.40
  6. Step 6: Final answer
    x = 472,213,269.90

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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.