Home / 161,960,642-223,505,686-88,621,784

Finding the Fourth Proportional to 161,960,642, 223,505,686 and 88,621,784

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Solution

The fourth proportional to 161,960,642, 223,505,686 and 88,621,784 is: 122,298,061.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,960,642 : 223,505,686 = 88,621,784 : x
  2. Step 2: Convert to fraction form
    161,960,642/223,505,686 = 88,621,784/x
  3. Step 3: Cross multiply
    161,960,642x = 223,505,686 × 88,621,784
  4. Step 4: Simplify right side
    161,960,642x = 19,807,472,627,463,824
  5. Step 5: Solve for x
    x = 19,807,472,627,463,824/161,960,642
  6. Step 6: Final answer
    x = 122,298,061.94

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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.