Home / 8,339,048,294.40-12,508,562,404.80-2,128,214,246.40

Finding the Fourth Proportional to 8,339,048,294.40, 12,508,562,404.80 and 2,128,214,246.40

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Solution

The fourth proportional to 8,339,048,294.40, 12,508,562,404.80 and 2,128,214,246.40 is: 3,192,318,808.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,339,048,294.40 : 12,508,562,404.80 = 2,128,214,246.40 : x
  2. Step 2: Convert to fraction form
    8,339,048,294.40/12,508,562,404.80 = 2,128,214,246.40/x
  3. Step 3: Cross multiply
    8,339,048,294.40x = 12,508,562,404.80 × 2,128,214,246.40
  4. Step 4: Simplify right side
    8,339,048,294.40x = 26,620,900,711,878,803,456
  5. Step 5: Solve for x
    x = 26,620,900,711,878,803,456/8,339,048,294.40
  6. Step 6: Final answer
    x = 3,192,318,808.10

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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.