Home / 117,479,369.54-162,124,230.15-64,559,367.24

Finding the Fourth Proportional to 117,479,369.54, 162,124,230.15 and 64,559,367.24

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Solution

The fourth proportional to 117,479,369.54, 162,124,230.15 and 64,559,367.24 is: 89,093,410.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,479,369.54 : 162,124,230.15 = 64,559,367.24 : x
  2. Step 2: Convert to fraction form
    117,479,369.54/162,124,230.15 = 64,559,367.24/x
  3. Step 3: Cross multiply
    117,479,369.54x = 162,124,230.15 × 64,559,367.24
  4. Step 4: Simplify right side
    117,479,369.54x = 10,466,637,712,756,132
  5. Step 5: Solve for x
    x = 10,466,637,712,756,132/117,479,369.54
  6. Step 6: Final answer
    x = 89,093,410.65

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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.