Home / 309,574,415.10-464,361,615.38-112,852,578.06

Finding the Fourth Proportional to 309,574,415.10, 464,361,615.38 and 112,852,578.06

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Solution

The fourth proportional to 309,574,415.10, 464,361,615.38 and 112,852,578.06 is: 169,278,864.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,574,415.10 : 464,361,615.38 = 112,852,578.06 : x
  2. Step 2: Convert to fraction form
    309,574,415.10/464,361,615.38 = 112,852,578.06/x
  3. Step 3: Cross multiply
    309,574,415.10x = 464,361,615.38 × 112,852,578.06
  4. Step 4: Simplify right side
    309,574,415.10x = 52,404,405,447,739,144
  5. Step 5: Solve for x
    x = 52,404,405,447,739,144/309,574,415.10
  6. Step 6: Final answer
    x = 169,278,864.44

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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.