Home / 218,088,224,007.60-327,132,336,011.40-143,642,268,116.40

Finding the Fourth Proportional to 218,088,224,007.60, 327,132,336,011.40 and 143,642,268,116.40

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Solution

The fourth proportional to 218,088,224,007.60, 327,132,336,011.40 and 143,642,268,116.40 is: 215,463,402,174.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,088,224,007.60 : 327,132,336,011.40 = 143,642,268,116.40 : x
  2. Step 2: Convert to fraction form
    218,088,224,007.60/327,132,336,011.40 = 143,642,268,116.40/x
  3. Step 3: Cross multiply
    218,088,224,007.60x = 327,132,336,011.40 × 143,642,268,116.40
  4. Step 4: Simplify right side
    218,088,224,007.60x = 46,990,030,718,893,778,010,112
  5. Step 5: Solve for x
    x = 46,990,030,718,893,778,010,112/218,088,224,007.60
  6. Step 6: Final answer
    x = 215,463,402,174.60

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1.5x scale

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.