Home / 14,083,135,306.40-21,124,702,959.60-12,613,807,229.60

Finding the Fourth Proportional to 14,083,135,306.40, 21,124,702,959.60 and 12,613,807,229.60

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Solution

The fourth proportional to 14,083,135,306.40, 21,124,702,959.60 and 12,613,807,229.60 is: 18,920,710,844.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,083,135,306.40 : 21,124,702,959.60 = 12,613,807,229.60 : x
  2. Step 2: Convert to fraction form
    14,083,135,306.40/21,124,702,959.60 = 12,613,807,229.60/x
  3. Step 3: Cross multiply
    14,083,135,306.40x = 21,124,702,959.60 × 12,613,807,229.60
  4. Step 4: Simplify right side
    14,083,135,306.40x = 266,462,930,914,955,001,856
  5. Step 5: Solve for x
    x = 266,462,930,914,955,001,856/14,083,135,306.40
  6. Step 6: Final answer
    x = 18,920,710,844.40

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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.