Home / 21,853,234,946.53-32,728,216,135.99-10,668,768,580.45

Finding the Fourth Proportional to 21,853,234,946.53, 32,728,216,135.99 and 10,668,768,580.45

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Solution

The fourth proportional to 21,853,234,946.53, 32,728,216,135.99 and 10,668,768,580.45 is: 15,977,943,991.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,853,234,946.53 : 32,728,216,135.99 = 10,668,768,580.45 : x
  2. Step 2: Convert to fraction form
    21,853,234,946.53/32,728,216,135.99 = 10,668,768,580.45/x
  3. Step 3: Cross multiply
    21,853,234,946.53x = 32,728,216,135.99 × 10,668,768,580.45
  4. Step 4: Simplify right side
    21,853,234,946.53x = 349,169,764,005,826,854,912
  5. Step 5: Solve for x
    x = 349,169,764,005,826,854,912/21,853,234,946.53
  6. Step 6: Final answer
    x = 15,977,943,991.37

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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.