Home / 26,909,714,906.80-40,364,572,360.20-12,931,966,301.20

Finding the Fourth Proportional to 26,909,714,906.80, 40,364,572,360.20 and 12,931,966,301.20

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Solution

The fourth proportional to 26,909,714,906.80, 40,364,572,360.20 and 12,931,966,301.20 is: 19,397,949,451.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,909,714,906.80 : 40,364,572,360.20 = 12,931,966,301.20 : x
  2. Step 2: Convert to fraction form
    26,909,714,906.80/40,364,572,360.20 = 12,931,966,301.20/x
  3. Step 3: Cross multiply
    26,909,714,906.80x = 40,364,572,360.20 × 12,931,966,301.20
  4. Step 4: Simplify right side
    26,909,714,906.80x = 521,993,289,524,455,342,080
  5. Step 5: Solve for x
    x = 521,993,289,524,455,342,080/26,909,714,906.80
  6. Step 6: Final answer
    x = 19,397,949,451.80

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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.