Home / 319,739,263.31-441,241,511.97-173,061,547.31

Finding the Fourth Proportional to 319,739,263.31, 441,241,511.97 and 173,061,547.31

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Solution

The fourth proportional to 319,739,263.31, 441,241,511.97 and 173,061,547.31 is: 238,825,654.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,739,263.31 : 441,241,511.97 = 173,061,547.31 : x
  2. Step 2: Convert to fraction form
    319,739,263.31/441,241,511.97 = 173,061,547.31/x
  3. Step 3: Cross multiply
    319,739,263.31x = 441,241,511.97 × 173,061,547.31
  4. Step 4: Simplify right side
    319,739,263.31x = 76,361,938,800,684,176
  5. Step 5: Solve for x
    x = 76,361,938,800,684,176/319,739,263.31
  6. Step 6: Final answer
    x = 238,825,654.41

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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.