Home / 8,218,752,083.20-12,328,128,124.80-4,735,900,345.60

Finding the Fourth Proportional to 8,218,752,083.20, 12,328,128,124.80 and 4,735,900,345.60

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Solution

The fourth proportional to 8,218,752,083.20, 12,328,128,124.80 and 4,735,900,345.60 is: 7,103,850,518.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,218,752,083.20 : 12,328,128,124.80 = 4,735,900,345.60 : x
  2. Step 2: Convert to fraction form
    8,218,752,083.20/12,328,128,124.80 = 4,735,900,345.60/x
  3. Step 3: Cross multiply
    8,218,752,083.20x = 12,328,128,124.80 × 4,735,900,345.60
  4. Step 4: Simplify right side
    8,218,752,083.20x = 58,384,786,246,841,401,344
  5. Step 5: Solve for x
    x = 58,384,786,246,841,401,344/8,218,752,083.20
  6. Step 6: Final answer
    x = 7,103,850,518.40

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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.