Home / 112,117,592.70-168,176,389.05-109,850,111.10

Finding the Fourth Proportional to 112,117,592.70, 168,176,389.05 and 109,850,111.10

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Solution

The fourth proportional to 112,117,592.70, 168,176,389.05 and 109,850,111.10 is: 164,775,166.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,117,592.70 : 168,176,389.05 = 109,850,111.10 : x
  2. Step 2: Convert to fraction form
    112,117,592.70/168,176,389.05 = 109,850,111.10/x
  3. Step 3: Cross multiply
    112,117,592.70x = 168,176,389.05 × 109,850,111.10
  4. Step 4: Simplify right side
    112,117,592.70x = 18,474,195,021,539,324
  5. Step 5: Solve for x
    x = 18,474,195,021,539,324/112,117,592.70
  6. Step 6: Final answer
    x = 164,775,166.65

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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.