Home / 81,723,744,002.40-122,585,616,003.60-81,723,744,002.40

Finding the Fourth Proportional to 81,723,744,002.40, 122,585,616,003.60 and 81,723,744,002.40

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Solution

The fourth proportional to 81,723,744,002.40, 122,585,616,003.60 and 81,723,744,002.40 is: 122,585,616,003.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,723,744,002.40 : 122,585,616,003.60 = 81,723,744,002.40 : x
  2. Step 2: Convert to fraction form
    81,723,744,002.40/122,585,616,003.60 = 81,723,744,002.40/x
  3. Step 3: Cross multiply
    81,723,744,002.40x = 122,585,616,003.60 × 81,723,744,002.40
  4. Step 4: Simplify right side
    81,723,744,002.40x = 10,018,155,500,654,714,421,248
  5. Step 5: Solve for x
    x = 10,018,155,500,654,714,421,248/81,723,744,002.40
  6. Step 6: Final answer
    x = 122,585,616,003.60

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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.