Home / 319,574,150.82-441,012,422.88-180,374,400.18

Finding the Fourth Proportional to 319,574,150.82, 441,012,422.88 and 180,374,400.18

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Solution

The fourth proportional to 319,574,150.82, 441,012,422.88 and 180,374,400.18 is: 248,916,725.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,574,150.82 : 441,012,422.88 = 180,374,400.18 : x
  2. Step 2: Convert to fraction form
    319,574,150.82/441,012,422.88 = 180,374,400.18/x
  3. Step 3: Cross multiply
    319,574,150.82x = 441,012,422.88 × 180,374,400.18
  4. Step 4: Simplify right side
    319,574,150.82x = 79,547,351,248,908,512
  5. Step 5: Solve for x
    x = 79,547,351,248,908,512/319,574,150.82
  6. Step 6: Final answer
    x = 248,916,725.73

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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.