Home / 321,693,296.35-482,319,653.35-163,820,714.25

Finding the Fourth Proportional to 321,693,296.35, 482,319,653.35 and 163,820,714.25

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Solution

The fourth proportional to 321,693,296.35, 482,319,653.35 and 163,820,714.25 is: 245,618,889.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,693,296.35 : 482,319,653.35 = 163,820,714.25 : x
  2. Step 2: Convert to fraction form
    321,693,296.35/482,319,653.35 = 163,820,714.25/x
  3. Step 3: Cross multiply
    321,693,296.35x = 482,319,653.35 × 163,820,714.25
  4. Step 4: Simplify right side
    321,693,296.35x = 79,013,950,109,851,280
  5. Step 5: Solve for x
    x = 79,013,950,109,851,280/321,693,296.35
  6. Step 6: Final answer
    x = 245,618,889.19

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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.