Home / 14,629,766,818.40-20,189,062,845.36-7,946,768,610.08

Finding the Fourth Proportional to 14,629,766,818.40, 20,189,062,845.36 and 7,946,768,610.08

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Solution

The fourth proportional to 14,629,766,818.40, 20,189,062,845.36 and 7,946,768,610.08 is: 10,966,532,336.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,629,766,818.40 : 20,189,062,845.36 = 7,946,768,610.08 : x
  2. Step 2: Convert to fraction form
    14,629,766,818.40/20,189,062,845.36 = 7,946,768,610.08/x
  3. Step 3: Cross multiply
    14,629,766,818.40x = 20,189,062,845.36 × 7,946,768,610.08
  4. Step 4: Simplify right side
    14,629,766,818.40x = 160,437,810,886,439,272,448
  5. Step 5: Solve for x
    x = 160,437,810,886,439,272,448/14,629,766,818.40
  6. Step 6: Final answer
    x = 10,966,532,336.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.