Home / 31,378,345,495.20-43,300,551,776.72-17,828,192,831.04

Finding the Fourth Proportional to 31,378,345,495.20, 43,300,551,776.72 and 17,828,192,831.04

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Solution

The fourth proportional to 31,378,345,495.20, 43,300,551,776.72 and 17,828,192,831.04 is: 24,602,016,919.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,378,345,495.20 : 43,300,551,776.72 = 17,828,192,831.04 : x
  2. Step 2: Convert to fraction form
    31,378,345,495.20/43,300,551,776.72 = 17,828,192,831.04/x
  3. Step 3: Cross multiply
    31,378,345,495.20x = 43,300,551,776.72 × 17,828,192,831.04
  4. Step 4: Simplify right side
    31,378,345,495.20x = 771,970,586,765,795,917,824
  5. Step 5: Solve for x
    x = 771,970,586,765,795,917,824/31,378,345,495.20
  6. Step 6: Final answer
    x = 24,602,016,919.08

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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.