Home / 120,226,786.22-165,895,264.64-67,300,743.08

Finding the Fourth Proportional to 120,226,786.22, 165,895,264.64 and 67,300,743.08

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Solution

The fourth proportional to 120,226,786.22, 165,895,264.64 and 67,300,743.08 is: 92,865,117.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,226,786.22 : 165,895,264.64 = 67,300,743.08 : x
  2. Step 2: Convert to fraction form
    120,226,786.22/165,895,264.64 = 67,300,743.08/x
  3. Step 3: Cross multiply
    120,226,786.22x = 165,895,264.64 × 67,300,743.08
  4. Step 4: Simplify right side
    120,226,786.22x = 11,164,874,583,725,248
  5. Step 5: Solve for x
    x = 11,164,874,583,725,248/120,226,786.22
  6. Step 6: Final answer
    x = 92,865,117.12

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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.