Home / 112,380,658.80-168,382,031.40-93,107,065.20

Finding the Fourth Proportional to 112,380,658.80, 168,382,031.40 and 93,107,065.20

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Solution

The fourth proportional to 112,380,658.80, 168,382,031.40 and 93,107,065.20 is: 139,504,047.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,380,658.80 : 168,382,031.40 = 93,107,065.20 : x
  2. Step 2: Convert to fraction form
    112,380,658.80/168,382,031.40 = 93,107,065.20/x
  3. Step 3: Cross multiply
    112,380,658.80x = 168,382,031.40 × 93,107,065.20
  4. Step 4: Simplify right side
    112,380,658.80x = 15,677,556,776,068,248
  5. Step 5: Solve for x
    x = 15,677,556,776,068,248/112,380,658.80
  6. Step 6: Final answer
    x = 139,504,047.61

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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.