Home / 1,237,350,844.20-1,712,040,637.32-1,078,911,122.52

Finding the Fourth Proportional to 1,237,350,844.20, 1,712,040,637.32 and 1,078,911,122.52

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Solution

The fourth proportional to 1,237,350,844.20, 1,712,040,637.32 and 1,078,911,122.52 is: 1,492,818,059.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,350,844.20 : 1,712,040,637.32 = 1,078,911,122.52 : x
  2. Step 2: Convert to fraction form
    1,237,350,844.20/1,712,040,637.32 = 1,078,911,122.52/x
  3. Step 3: Cross multiply
    1,237,350,844.20x = 1,712,040,637.32 × 1,078,911,122.52
  4. Step 4: Simplify right side
    1,237,350,844.20x = 1,847,139,685,810,777,344
  5. Step 5: Solve for x
    x = 1,847,139,685,810,777,344/1,237,350,844.20
  6. Step 6: Final answer
    x = 1,492,818,059.22

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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.