Home / 117,271,486.29-161,834,588.18-64,348,541.43

Finding the Fourth Proportional to 117,271,486.29, 161,834,588.18 and 64,348,541.43

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Solution

The fourth proportional to 117,271,486.29, 161,834,588.18 and 64,348,541.43 is: 88,800,952.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,271,486.29 : 161,834,588.18 = 64,348,541.43 : x
  2. Step 2: Convert to fraction form
    117,271,486.29/161,834,588.18 = 64,348,541.43/x
  3. Step 3: Cross multiply
    117,271,486.29x = 161,834,588.18 × 64,348,541.43
  4. Step 4: Simplify right side
    117,271,486.29x = 10,413,819,701,985,976
  5. Step 5: Solve for x
    x = 10,413,819,701,985,976/117,271,486.29
  6. Step 6: Final answer
    x = 88,800,952.66

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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.