Home / 28,297,816,972.88-42,430,797,946.56-9,400,988,025.14

Finding the Fourth Proportional to 28,297,816,972.88, 42,430,797,946.56 and 9,400,988,025.14

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Solution

The fourth proportional to 28,297,816,972.88, 42,430,797,946.56 and 9,400,988,025.14 is: 14,096,190,662.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,297,816,972.88 : 42,430,797,946.56 = 9,400,988,025.14 : x
  2. Step 2: Convert to fraction form
    28,297,816,972.88/42,430,797,946.56 = 9,400,988,025.14/x
  3. Step 3: Cross multiply
    28,297,816,972.88x = 42,430,797,946.56 × 9,400,988,025.14
  4. Step 4: Simplify right side
    28,297,816,972.88x = 398,891,423,392,745,390,080
  5. Step 5: Solve for x
    x = 398,891,423,392,745,390,080/28,297,816,972.88
  6. Step 6: Final answer
    x = 14,096,190,662.87

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1.5x scale

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.