Home / 20,162,516,610.30-30,243,774,915.45-5,440,514,408.70

Finding the Fourth Proportional to 20,162,516,610.30, 30,243,774,915.45 and 5,440,514,408.70

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Solution

The fourth proportional to 20,162,516,610.30, 30,243,774,915.45 and 5,440,514,408.70 is: 8,160,771,613.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,162,516,610.30 : 30,243,774,915.45 = 5,440,514,408.70 : x
  2. Step 2: Convert to fraction form
    20,162,516,610.30/30,243,774,915.45 = 5,440,514,408.70/x
  3. Step 3: Cross multiply
    20,162,516,610.30x = 30,243,774,915.45 × 5,440,514,408.70
  4. Step 4: Simplify right side
    20,162,516,610.30x = 164,541,693,200,985,358,336
  5. Step 5: Solve for x
    x = 164,541,693,200,985,358,336/20,162,516,610.30
  6. Step 6: Final answer
    x = 8,160,771,613.05

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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.