Home / 251,266,423.25-346,742,691.68-139,754,865.35

Finding the Fourth Proportional to 251,266,423.25, 346,742,691.68 and 139,754,865.35

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Solution

The fourth proportional to 251,266,423.25, 346,742,691.68 and 139,754,865.35 is: 192,858,948.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,266,423.25 : 346,742,691.68 = 139,754,865.35 : x
  2. Step 2: Convert to fraction form
    251,266,423.25/346,742,691.68 = 139,754,865.35/x
  3. Step 3: Cross multiply
    251,266,423.25x = 346,742,691.68 × 139,754,865.35
  4. Step 4: Simplify right side
    251,266,423.25x = 48,458,978,186,834,968
  5. Step 5: Solve for x
    x = 48,458,978,186,834,968/251,266,423.25
  6. Step 6: Final answer
    x = 192,858,948.52

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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.