Home / 51,615,194,787.74-71,219,513,207.22-28,751,763,519.38

Finding the Fourth Proportional to 51,615,194,787.74, 71,219,513,207.22 and 28,751,763,519.38

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Solution

The fourth proportional to 51,615,194,787.74, 71,219,513,207.22 and 28,751,763,519.38 is: 39,672,166,502.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,615,194,787.74 : 71,219,513,207.22 = 28,751,763,519.38 : x
  2. Step 2: Convert to fraction form
    51,615,194,787.74/71,219,513,207.22 = 28,751,763,519.38/x
  3. Step 3: Cross multiply
    51,615,194,787.74x = 71,219,513,207.22 × 28,751,763,519.38
  4. Step 4: Simplify right side
    51,615,194,787.74x = 2,047,686,601,699,350,282,240
  5. Step 5: Solve for x
    x = 2,047,686,601,699,350,282,240/51,615,194,787.74
  6. Step 6: Final answer
    x = 39,672,166,502.91

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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.