Home / 109,450,680.60-164,176,020.90-28,679,813.40

Finding the Fourth Proportional to 109,450,680.60, 164,176,020.90 and 28,679,813.40

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Solution

The fourth proportional to 109,450,680.60, 164,176,020.90 and 28,679,813.40 is: 43,019,720.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,450,680.60 : 164,176,020.90 = 28,679,813.40 : x
  2. Step 2: Convert to fraction form
    109,450,680.60/164,176,020.90 = 28,679,813.40/x
  3. Step 3: Cross multiply
    109,450,680.60x = 164,176,020.90 × 28,679,813.40
  4. Step 4: Simplify right side
    109,450,680.60x = 4,708,537,644,166,500
  5. Step 5: Solve for x
    x = 4,708,537,644,166,500/109,450,680.60
  6. Step 6: Final answer
    x = 43,019,720.10

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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.