Home / 446,148,711.60-669,223,067.40-187,655,809.20

Finding the Fourth Proportional to 446,148,711.60, 669,223,067.40 and 187,655,809.20

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Solution

The fourth proportional to 446,148,711.60, 669,223,067.40 and 187,655,809.20 is: 281,483,713.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,148,711.60 : 669,223,067.40 = 187,655,809.20 : x
  2. Step 2: Convert to fraction form
    446,148,711.60/669,223,067.40 = 187,655,809.20/x
  3. Step 3: Cross multiply
    446,148,711.60x = 669,223,067.40 × 187,655,809.20
  4. Step 4: Simplify right side
    446,148,711.60x = 125,583,596,248,253,120
  5. Step 5: Solve for x
    x = 125,583,596,248,253,120/446,148,711.60
  6. Step 6: Final answer
    x = 281,483,713.80

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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.