Home / 51,615,194,791.38-71,219,513,212.40-28,751,763,522.98

Finding the Fourth Proportional to 51,615,194,791.38, 71,219,513,212.40 and 28,751,763,522.98

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Solution

The fourth proportional to 51,615,194,791.38, 71,219,513,212.40 and 28,751,763,522.98 is: 39,672,166,507.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,615,194,791.38 : 71,219,513,212.40 = 28,751,763,522.98 : x
  2. Step 2: Convert to fraction form
    51,615,194,791.38/71,219,513,212.40 = 28,751,763,522.98/x
  3. Step 3: Cross multiply
    51,615,194,791.38x = 71,219,513,212.40 × 28,751,763,522.98
  4. Step 4: Simplify right side
    51,615,194,791.38x = 2,047,686,602,104,674,189,312
  5. Step 5: Solve for x
    x = 2,047,686,602,104,674,189,312/51,615,194,791.38
  6. Step 6: Final answer
    x = 39,672,166,507.97

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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.