Home / 126,817,246,707.84-174,997,449,798.48-74,665,745,635.68

Finding the Fourth Proportional to 126,817,246,707.84, 174,997,449,798.48 and 74,665,745,635.68

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Solution

The fourth proportional to 126,817,246,707.84, 174,997,449,798.48 and 74,665,745,635.68 is: 103,032,634,856.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,817,246,707.84 : 174,997,449,798.48 = 74,665,745,635.68 : x
  2. Step 2: Convert to fraction form
    126,817,246,707.84/174,997,449,798.48 = 74,665,745,635.68/x
  3. Step 3: Cross multiply
    126,817,246,707.84x = 174,997,449,798.48 × 74,665,745,635.68
  4. Step 4: Simplify right side
    126,817,246,707.84x = 13,066,315,073,545,987,686,400
  5. Step 5: Solve for x
    x = 13,066,315,073,545,987,686,400/126,817,246,707.84
  6. Step 6: Final answer
    x = 103,032,634,856.43

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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.