Home / 117,954,320.18-162,777,717.45-65,746,666.24

Finding the Fourth Proportional to 117,954,320.18, 162,777,717.45 and 65,746,666.24

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Solution

The fourth proportional to 117,954,320.18, 162,777,717.45 and 65,746,666.24 is: 90,730,820.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,954,320.18 : 162,777,717.45 = 65,746,666.24 : x
  2. Step 2: Convert to fraction form
    117,954,320.18/162,777,717.45 = 65,746,666.24/x
  3. Step 3: Cross multiply
    117,954,320.18x = 162,777,717.45 × 65,746,666.24
  4. Step 4: Simplify right side
    117,954,320.18x = 10,702,092,260,087,228
  5. Step 5: Solve for x
    x = 10,702,092,260,087,228/117,954,320.18
  6. Step 6: Final answer
    x = 90,730,820.58

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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.