Home / 106,812,103.40-160,218,155.10-70,910,311.40

Finding the Fourth Proportional to 106,812,103.40, 160,218,155.10 and 70,910,311.40

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Solution

The fourth proportional to 106,812,103.40, 160,218,155.10 and 70,910,311.40 is: 106,365,467.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,812,103.40 : 160,218,155.10 = 70,910,311.40 : x
  2. Step 2: Convert to fraction form
    106,812,103.40/160,218,155.10 = 70,910,311.40/x
  3. Step 3: Cross multiply
    106,812,103.40x = 160,218,155.10 × 70,910,311.40
  4. Step 4: Simplify right side
    106,812,103.40x = 11,361,119,270,074,498
  5. Step 5: Solve for x
    x = 11,361,119,270,074,498/106,812,103.40
  6. Step 6: Final answer
    x = 106,365,467.10

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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.