Home / 326,746,892,769.36-489,463,952,618.40-162,702,764,383.20

Finding the Fourth Proportional to 326,746,892,769.36, 489,463,952,618.40 and 162,702,764,383.20

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Solution

The fourth proportional to 326,746,892,769.36, 489,463,952,618.40 and 162,702,764,383.20 is: 243,727,300,608.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,746,892,769.36 : 489,463,952,618.40 = 162,702,764,383.20 : x
  2. Step 2: Convert to fraction form
    326,746,892,769.36/489,463,952,618.40 = 162,702,764,383.20/x
  3. Step 3: Cross multiply
    326,746,892,769.36x = 489,463,952,618.40 × 162,702,764,383.20
  4. Step 4: Simplify right side
    326,746,892,769.36x = 79,637,138,156,941,305,970,688
  5. Step 5: Solve for x
    x = 79,637,138,156,941,305,970,688/326,746,892,769.36
  6. Step 6: Final answer
    x = 243,727,300,608.65

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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.