Home / 572,479,497,651.20-858,719,246,476.80-153,763,322,086.40

Finding the Fourth Proportional to 572,479,497,651.20, 858,719,246,476.80 and 153,763,322,086.40

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Solution

The fourth proportional to 572,479,497,651.20, 858,719,246,476.80 and 153,763,322,086.40 is: 230,644,983,129.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,479,497,651.20 : 858,719,246,476.80 = 153,763,322,086.40 : x
  2. Step 2: Convert to fraction form
    572,479,497,651.20/858,719,246,476.80 = 153,763,322,086.40/x
  3. Step 3: Cross multiply
    572,479,497,651.20x = 858,719,246,476.80 × 153,763,322,086.40
  4. Step 4: Simplify right side
    572,479,497,651.20x = 132,039,524,077,802,912,481,280
  5. Step 5: Solve for x
    x = 132,039,524,077,802,912,481,280/572,479,497,651.20
  6. Step 6: Final answer
    x = 230,644,983,129.60

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Double scale
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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.