Home / 31,285,211,477.60-43,174,410,086.21-17,012,873,832.62

Finding the Fourth Proportional to 31,285,211,477.60, 43,174,410,086.21 and 17,012,873,832.62

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Solution

The fourth proportional to 31,285,211,477.60, 43,174,410,086.21 and 17,012,873,832.62 is: 23,478,210,851.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,285,211,477.60 : 43,174,410,086.21 = 17,012,873,832.62 : x
  2. Step 2: Convert to fraction form
    31,285,211,477.60/43,174,410,086.21 = 17,012,873,832.62/x
  3. Step 3: Cross multiply
    31,285,211,477.60x = 43,174,410,086.21 × 17,012,873,832.62
  4. Step 4: Simplify right side
    31,285,211,477.60x = 734,520,791,594,186,178,560
  5. Step 5: Solve for x
    x = 734,520,791,594,186,178,560/31,285,211,477.60
  6. Step 6: Final answer
    x = 23,478,210,851.16

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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.