Home / 123,622,609-185,429,337-49,878,281.20

Finding the Fourth Proportional to 123,622,609, 185,429,337 and 49,878,281.20

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Solution

The fourth proportional to 123,622,609, 185,429,337 and 49,878,281.20 is: 74,815,575.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,622,609 : 185,429,337 = 49,878,281.20 : x
  2. Step 2: Convert to fraction form
    123,622,609/185,429,337 = 49,878,281.20/x
  3. Step 3: Cross multiply
    123,622,609x = 185,429,337 × 49,878,281.20
  4. Step 4: Simplify right side
    123,622,609x = 9,248,896,613,615,564
  5. Step 5: Solve for x
    x = 9,248,896,613,615,564/123,622,609
  6. Step 6: Final answer
    x = 74,815,575.31

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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.