Home / 1,374,395,689.64-1,896,650,108.46-747,853,322.68

Finding the Fourth Proportional to 1,374,395,689.64, 1,896,650,108.46 and 747,853,322.68

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Solution

The fourth proportional to 1,374,395,689.64, 1,896,650,108.46 and 747,853,322.68 is: 1,032,028,910.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,395,689.64 : 1,896,650,108.46 = 747,853,322.68 : x
  2. Step 2: Convert to fraction form
    1,374,395,689.64/1,896,650,108.46 = 747,853,322.68/x
  3. Step 3: Cross multiply
    1,374,395,689.64x = 1,896,650,108.46 × 747,853,322.68
  4. Step 4: Simplify right side
    1,374,395,689.64x = 1,418,416,085,573,193,216
  5. Step 5: Solve for x
    x = 1,418,416,085,573,193,216/1,374,395,689.64
  6. Step 6: Final answer
    x = 1,032,028,910.06

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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.