Home / 474,092,728,031.38-654,248,448,885.09-257,318,967,263.69

Finding the Fourth Proportional to 474,092,728,031.38, 654,248,448,885.09 and 257,318,967,263.69

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Solution

The fourth proportional to 474,092,728,031.38, 654,248,448,885.09 and 257,318,967,263.69 is: 355,100,437,629.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,092,728,031.38 : 654,248,448,885.09 = 257,318,967,263.69 : x
  2. Step 2: Convert to fraction form
    474,092,728,031.38/654,248,448,885.09 = 257,318,967,263.69/x
  3. Step 3: Cross multiply
    474,092,728,031.38x = 654,248,448,885.09 × 257,318,967,263.69
  4. Step 4: Simplify right side
    474,092,728,031.38x = 168,350,535,200,982,414,917,632
  5. Step 5: Solve for x
    x = 168,350,535,200,982,414,917,632/474,092,728,031.38
  6. Step 6: Final answer
    x = 355,100,437,629.66

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1.5x scale

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.