Home / 1,337,900,125.10-1,845,558,252.56-1,243,205,642.48

Finding the Fourth Proportional to 1,337,900,125.10, 1,845,558,252.56 and 1,243,205,642.48

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Solution

The fourth proportional to 1,337,900,125.10, 1,845,558,252.56 and 1,243,205,642.48 is: 1,714,932,520.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337,900,125.10 : 1,845,558,252.56 = 1,243,205,642.48 : x
  2. Step 2: Convert to fraction form
    1,337,900,125.10/1,845,558,252.56 = 1,243,205,642.48/x
  3. Step 3: Cross multiply
    1,337,900,125.10x = 1,845,558,252.56 × 1,243,205,642.48
  4. Step 4: Simplify right side
    1,337,900,125.10x = 2,294,408,433,108,120,832
  5. Step 5: Solve for x
    x = 2,294,408,433,108,120,832/1,337,900,125.10
  6. Step 6: Final answer
    x = 1,714,932,520.05

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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.