Home / 26,909,714,904.30-40,364,572,356.45-12,931,966,298.70

Finding the Fourth Proportional to 26,909,714,904.30, 40,364,572,356.45 and 12,931,966,298.70

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Solution

The fourth proportional to 26,909,714,904.30, 40,364,572,356.45 and 12,931,966,298.70 is: 19,397,949,448.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,909,714,904.30 : 40,364,572,356.45 = 12,931,966,298.70 : x
  2. Step 2: Convert to fraction form
    26,909,714,904.30/40,364,572,356.45 = 12,931,966,298.70/x
  3. Step 3: Cross multiply
    26,909,714,904.30x = 40,364,572,356.45 × 12,931,966,298.70
  4. Step 4: Simplify right side
    26,909,714,904.30x = 521,993,289,375,049,056,256
  5. Step 5: Solve for x
    x = 521,993,289,375,049,056,256/26,909,714,904.30
  6. Step 6: Final answer
    x = 19,397,949,448.05

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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.