Home / 25,205,763,237.20-37,808,644,855.80-12,145,069,221.20

Finding the Fourth Proportional to 25,205,763,237.20, 37,808,644,855.80 and 12,145,069,221.20

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Solution

The fourth proportional to 25,205,763,237.20, 37,808,644,855.80 and 12,145,069,221.20 is: 18,217,603,831.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,205,763,237.20 : 37,808,644,855.80 = 12,145,069,221.20 : x
  2. Step 2: Convert to fraction form
    25,205,763,237.20/37,808,644,855.80 = 12,145,069,221.20/x
  3. Step 3: Cross multiply
    25,205,763,237.20x = 37,808,644,855.80 × 12,145,069,221.20
  4. Step 4: Simplify right side
    25,205,763,237.20x = 459,188,608,933,458,345,984
  5. Step 5: Solve for x
    x = 459,188,608,933,458,345,984/25,205,763,237.20
  6. Step 6: Final answer
    x = 18,217,603,831.80

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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.