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Finding the Fourth Proportional to 590,843,924.94, 815,367,146.30 and 322,925,169.07

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Solution

The fourth proportional to 590,843,924.94, 815,367,146.30 and 322,925,169.07 is: 445,638,116.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,843,924.94 : 815,367,146.30 = 322,925,169.07 : x
  2. Step 2: Convert to fraction form
    590,843,924.94/815,367,146.30 = 322,925,169.07/x
  3. Step 3: Cross multiply
    590,843,924.94x = 815,367,146.30 × 322,925,169.07
  4. Step 4: Simplify right side
    590,843,924.94x = 263,302,573,573,902,176
  5. Step 5: Solve for x
    x = 263,302,573,573,902,176/590,843,924.94
  6. Step 6: Final answer
    x = 445,638,116.02

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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.