Home / 251,266,422.25-346,742,690.30-139,754,864.35

Finding the Fourth Proportional to 251,266,422.25, 346,742,690.30 and 139,754,864.35

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Solution

The fourth proportional to 251,266,422.25, 346,742,690.30 and 139,754,864.35 is: 192,858,947.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,266,422.25 : 346,742,690.30 = 139,754,864.35 : x
  2. Step 2: Convert to fraction form
    251,266,422.25/346,742,690.30 = 139,754,864.35/x
  3. Step 3: Cross multiply
    251,266,422.25x = 346,742,690.30 × 139,754,864.35
  4. Step 4: Simplify right side
    251,266,422.25x = 48,458,977,645,846,232
  5. Step 5: Solve for x
    x = 48,458,977,645,846,232/251,266,422.25
  6. Step 6: Final answer
    x = 192,858,947.14

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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.