Home / 18,713,254,096.16-25,833,195,486.35-12,536,967,831.92

Finding the Fourth Proportional to 18,713,254,096.16, 25,833,195,486.35 and 12,536,967,831.92

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Solution

The fourth proportional to 18,713,254,096.16, 25,833,195,486.35 and 12,536,967,831.92 is: 17,306,981,412.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,713,254,096.16 : 25,833,195,486.35 = 12,536,967,831.92 : x
  2. Step 2: Convert to fraction form
    18,713,254,096.16/25,833,195,486.35 = 12,536,967,831.92/x
  3. Step 3: Cross multiply
    18,713,254,096.16x = 25,833,195,486.35 × 12,536,967,831.92
  4. Step 4: Simplify right side
    18,713,254,096.16x = 323,869,940,807,930,740,736
  5. Step 5: Solve for x
    x = 323,869,940,807,930,740,736/18,713,254,096.16
  6. Step 6: Final answer
    x = 17,306,981,412.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.