Home / 21,676,032,406.80-32,514,048,610.20-7,887,952,688.40

Finding the Fourth Proportional to 21,676,032,406.80, 32,514,048,610.20 and 7,887,952,688.40

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Solution

The fourth proportional to 21,676,032,406.80, 32,514,048,610.20 and 7,887,952,688.40 is: 11,831,929,032.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,676,032,406.80 : 32,514,048,610.20 = 7,887,952,688.40 : x
  2. Step 2: Convert to fraction form
    21,676,032,406.80/32,514,048,610.20 = 7,887,952,688.40/x
  3. Step 3: Cross multiply
    21,676,032,406.80x = 32,514,048,610.20 × 7,887,952,688.40
  4. Step 4: Simplify right side
    21,676,032,406.80x = 256,469,277,145,595,379,712
  5. Step 5: Solve for x
    x = 256,469,277,145,595,379,712/21,676,032,406.80
  6. Step 6: Final answer
    x = 11,831,929,032.60

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Double scale
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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.