Home / 320,798,733.56-442,690,398.06-174,117,868.28

Finding the Fourth Proportional to 320,798,733.56, 442,690,398.06 and 174,117,868.28

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Solution

The fourth proportional to 320,798,733.56, 442,690,398.06 and 174,117,868.28 is: 240,276,224.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,798,733.56 : 442,690,398.06 = 174,117,868.28 : x
  2. Step 2: Convert to fraction form
    320,798,733.56/442,690,398.06 = 174,117,868.28/x
  3. Step 3: Cross multiply
    320,798,733.56x = 442,690,398.06 × 174,117,868.28
  4. Step 4: Simplify right side
    320,798,733.56x = 77,080,308,418,231,856
  5. Step 5: Solve for x
    x = 77,080,308,418,231,856/320,798,733.56
  6. Step 6: Final answer
    x = 240,276,224.17

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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.