Home / 216,700,272,043.20-325,050,408,064.80-141,385,728,981.60

Finding the Fourth Proportional to 216,700,272,043.20, 325,050,408,064.80 and 141,385,728,981.60

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Solution

The fourth proportional to 216,700,272,043.20, 325,050,408,064.80 and 141,385,728,981.60 is: 212,078,593,472.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,700,272,043.20 : 325,050,408,064.80 = 141,385,728,981.60 : x
  2. Step 2: Convert to fraction form
    216,700,272,043.20/325,050,408,064.80 = 141,385,728,981.60/x
  3. Step 3: Cross multiply
    216,700,272,043.20x = 325,050,408,064.80 × 141,385,728,981.60
  4. Step 4: Simplify right side
    216,700,272,043.20x = 45,957,488,900,008,302,346,240
  5. Step 5: Solve for x
    x = 45,957,488,900,008,302,346,240/216,700,272,043.20
  6. Step 6: Final answer
    x = 212,078,593,472.40

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1.5x scale

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.