Home / 206,861,236,465.71-285,475,549,919.37-120,047,084,739.36

Finding the Fourth Proportional to 206,861,236,465.71, 285,475,549,919.37 and 120,047,084,739.36

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Solution

The fourth proportional to 206,861,236,465.71, 285,475,549,919.37 and 120,047,084,739.36 is: 165,669,064,527.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,861,236,465.71 : 285,475,549,919.37 = 120,047,084,739.36 : x
  2. Step 2: Convert to fraction form
    206,861,236,465.71/285,475,549,919.37 = 120,047,084,739.36/x
  3. Step 3: Cross multiply
    206,861,236,465.71x = 285,475,549,919.37 × 120,047,084,739.36
  4. Step 4: Simplify right side
    206,861,236,465.71x = 34,270,507,532,186,007,109,632
  5. Step 5: Solve for x
    x = 34,270,507,532,186,007,109,632/206,861,236,465.71
  6. Step 6: Final answer
    x = 165,669,064,527.06

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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.