Home / 127,961,463,034.48-176,501,771,265.05-82,293,508,646.12

Finding the Fourth Proportional to 127,961,463,034.48, 176,501,771,265.05 and 82,293,508,646.12

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Solution

The fourth proportional to 127,961,463,034.48, 176,501,771,265.05 and 82,293,508,646.12 is: 113,510,346,749.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,961,463,034.48 : 176,501,771,265.05 = 82,293,508,646.12 : x
  2. Step 2: Convert to fraction form
    127,961,463,034.48/176,501,771,265.05 = 82,293,508,646.12/x
  3. Step 3: Cross multiply
    127,961,463,034.48x = 176,501,771,265.05 × 82,293,508,646.12
  4. Step 4: Simplify right side
    127,961,463,034.48x = 14,524,950,039,655,885,045,760
  5. Step 5: Solve for x
    x = 14,524,950,039,655,885,045,760/127,961,463,034.48
  6. Step 6: Final answer
    x = 113,510,346,749.80

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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.