Home / 21,843,756,712.20-32,765,635,068.30-12,556,152,078.60

Finding the Fourth Proportional to 21,843,756,712.20, 32,765,635,068.30 and 12,556,152,078.60

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Solution

The fourth proportional to 21,843,756,712.20, 32,765,635,068.30 and 12,556,152,078.60 is: 18,834,228,117.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,843,756,712.20 : 32,765,635,068.30 = 12,556,152,078.60 : x
  2. Step 2: Convert to fraction form
    21,843,756,712.20/32,765,635,068.30 = 12,556,152,078.60/x
  3. Step 3: Cross multiply
    21,843,756,712.20x = 32,765,635,068.30 × 12,556,152,078.60
  4. Step 4: Simplify right side
    21,843,756,712.20x = 411,410,296,869,484,101,632
  5. Step 5: Solve for x
    x = 411,410,296,869,484,101,632/21,843,756,712.20
  6. Step 6: Final answer
    x = 18,834,228,117.90

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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.