Home / 1,238,938,303.88-1,858,399,188.94-501,997,336.04

Finding the Fourth Proportional to 1,238,938,303.88, 1,858,399,188.94 and 501,997,336.04

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Solution

The fourth proportional to 1,238,938,303.88, 1,858,399,188.94 and 501,997,336.04 is: 752,992,654.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,238,938,303.88 : 1,858,399,188.94 = 501,997,336.04 : x
  2. Step 2: Convert to fraction form
    1,238,938,303.88/1,858,399,188.94 = 501,997,336.04/x
  3. Step 3: Cross multiply
    1,238,938,303.88x = 1,858,399,188.94 × 501,997,336.04
  4. Step 4: Simplify right side
    1,238,938,303.88x = 932,911,442,146,776,704
  5. Step 5: Solve for x
    x = 932,911,442,146,776,704/1,238,938,303.88
  6. Step 6: Final answer
    x = 752,992,654.46

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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.