Home / 321,084,462,523.05-443,104,956,080.51-174,605,490,927.21

Finding the Fourth Proportional to 321,084,462,523.05, 443,104,956,080.51 and 174,605,490,927.21

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Solution

The fourth proportional to 321,084,462,523.05, 443,104,956,080.51 and 174,605,490,927.21 is: 240,960,144,196.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,084,462,523.05 : 443,104,956,080.51 = 174,605,490,927.21 : x
  2. Step 2: Convert to fraction form
    321,084,462,523.05/443,104,956,080.51 = 174,605,490,927.21/x
  3. Step 3: Cross multiply
    321,084,462,523.05x = 443,104,956,080.51 × 174,605,490,927.21
  4. Step 4: Simplify right side
    321,084,462,523.05x = 77,368,558,388,717,264,306,176
  5. Step 5: Solve for x
    x = 77,368,558,388,717,264,306,176/321,084,462,523.05
  6. Step 6: Final answer
    x = 240,960,144,196.21

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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.