Home / 885,056,015,322.65-1,325,492,753,489.70-432,085,127,496.42

Finding the Fourth Proportional to 885,056,015,322.65, 1,325,492,753,489.70 and 432,085,127,496.42

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Solution

The fourth proportional to 885,056,015,322.65, 1,325,492,753,489.70 and 432,085,127,496.42 is: 647,106,731,632.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,056,015,322.65 : 1,325,492,753,489.70 = 432,085,127,496.42 : x
  2. Step 2: Convert to fraction form
    885,056,015,322.65/1,325,492,753,489.70 = 432,085,127,496.42/x
  3. Step 3: Cross multiply
    885,056,015,322.65x = 1,325,492,753,489.70 × 432,085,127,496.42
  4. Step 4: Simplify right side
    885,056,015,322.65x = 572,725,705,387,177,773,367,296
  5. Step 5: Solve for x
    x = 572,725,705,387,177,773,367,296/885,056,015,322.65
  6. Step 6: Final answer
    x = 647,106,731,632.56

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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.