Home / 403,069,857,443.35-556,232,644,082.52-220,166,889,087.42

Finding the Fourth Proportional to 403,069,857,443.35, 556,232,644,082.52 and 220,166,889,087.42

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Solution

The fourth proportional to 403,069,857,443.35, 556,232,644,082.52 and 220,166,889,087.42 is: 303,828,253,576.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,069,857,443.35 : 556,232,644,082.52 = 220,166,889,087.42 : x
  2. Step 2: Convert to fraction form
    403,069,857,443.35/556,232,644,082.52 = 220,166,889,087.42/x
  3. Step 3: Cross multiply
    403,069,857,443.35x = 556,232,644,082.52 × 220,166,889,087.42
  4. Step 4: Simplify right side
    403,069,857,443.35x = 122,464,010,856,518,563,921,920
  5. Step 5: Solve for x
    x = 122,464,010,856,518,563,921,920/403,069,857,443.35
  6. Step 6: Final answer
    x = 303,828,253,576.94

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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.