Home / 108,672,929.64-163,010,531.70-31,997,409.48

Finding the Fourth Proportional to 108,672,929.64, 163,010,531.70 and 31,997,409.48

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Solution

The fourth proportional to 108,672,929.64, 163,010,531.70 and 31,997,409.48 is: 47,996,449.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,672,929.64 : 163,010,531.70 = 31,997,409.48 : x
  2. Step 2: Convert to fraction form
    108,672,929.64/163,010,531.70 = 31,997,409.48/x
  3. Step 3: Cross multiply
    108,672,929.64x = 163,010,531.70 × 31,997,409.48
  4. Step 4: Simplify right side
    108,672,929.64x = 5,215,914,732,357,420
  5. Step 5: Solve for x
    x = 5,215,914,732,357,420/108,672,929.64
  6. Step 6: Final answer
    x = 47,996,449.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.