Home / 218,293,549,922.78-327,147,636,979.98-169,892,762,416.95

Finding the Fourth Proportional to 218,293,549,922.78, 327,147,636,979.98 and 169,892,762,416.95

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Solution

The fourth proportional to 218,293,549,922.78, 327,147,636,979.98 and 169,892,762,416.95 is: 254,611,351,477.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,293,549,922.78 : 327,147,636,979.98 = 169,892,762,416.95 : x
  2. Step 2: Convert to fraction form
    218,293,549,922.78/327,147,636,979.98 = 169,892,762,416.95/x
  3. Step 3: Cross multiply
    218,293,549,922.78x = 327,147,636,979.98 × 169,892,762,416.95
  4. Step 4: Simplify right side
    218,293,549,922.78x = 55,580,015,764,706,351,382,528
  5. Step 5: Solve for x
    x = 55,580,015,764,706,351,382,528/218,293,549,922.78
  6. Step 6: Final answer
    x = 254,611,351,477.71

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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.