Home / 140,910,504.20-211,365,756.30-119,411,419.40

Finding the Fourth Proportional to 140,910,504.20, 211,365,756.30 and 119,411,419.40

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Solution

The fourth proportional to 140,910,504.20, 211,365,756.30 and 119,411,419.40 is: 179,117,129.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,910,504.20 : 211,365,756.30 = 119,411,419.40 : x
  2. Step 2: Convert to fraction form
    140,910,504.20/211,365,756.30 = 119,411,419.40/x
  3. Step 3: Cross multiply
    140,910,504.20x = 211,365,756.30 × 119,411,419.40
  4. Step 4: Simplify right side
    140,910,504.20x = 25,239,484,972,337,496
  5. Step 5: Solve for x
    x = 25,239,484,972,337,496/140,910,504.20
  6. Step 6: Final answer
    x = 179,117,129.10

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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.