Home / 161,510,389.30-222,883,203.45-88,171,531.30

Finding the Fourth Proportional to 161,510,389.30, 222,883,203.45 and 88,171,531.30

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Solution

The fourth proportional to 161,510,389.30, 222,883,203.45 and 88,171,531.30 is: 121,676,094.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,510,389.30 : 222,883,203.45 = 88,171,531.30 : x
  2. Step 2: Convert to fraction form
    161,510,389.30/222,883,203.45 = 88,171,531.30/x
  3. Step 3: Cross multiply
    161,510,389.30x = 222,883,203.45 × 88,171,531.30
  4. Step 4: Simplify right side
    161,510,389.30x = 19,651,953,349,235,940
  5. Step 5: Solve for x
    x = 19,651,953,349,235,940/161,510,389.30
  6. Step 6: Final answer
    x = 121,676,094.24

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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.