Home / 374,602,166,867.43-516,937,147,758.60-203,320,420,889.31

Finding the Fourth Proportional to 374,602,166,867.43, 516,937,147,758.60 and 203,320,420,889.31

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Solution

The fourth proportional to 374,602,166,867.43, 516,937,147,758.60 and 203,320,420,889.31 is: 280,574,667,612.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,602,166,867.43 : 516,937,147,758.60 = 203,320,420,889.31 : x
  2. Step 2: Convert to fraction form
    374,602,166,867.43/516,937,147,758.60 = 203,320,420,889.31/x
  3. Step 3: Cross multiply
    374,602,166,867.43x = 516,937,147,758.60 × 203,320,420,889.31
  4. Step 4: Simplify right side
    374,602,166,867.43x = 105,103,878,455,597,973,110,784
  5. Step 5: Solve for x
    x = 105,103,878,455,597,973,110,784/374,602,166,867.43
  6. Step 6: Final answer
    x = 280,574,667,612.09

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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.