Home / 1,517,573,132.72-2,093,609,642-1,015,943,533.48

Finding the Fourth Proportional to 1,517,573,132.72, 2,093,609,642 and 1,015,943,533.48

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Solution

The fourth proportional to 1,517,573,132.72, 2,093,609,642 and 1,015,943,533.48 is: 1,401,572,768.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,573,132.72 : 2,093,609,642 = 1,015,943,533.48 : x
  2. Step 2: Convert to fraction form
    1,517,573,132.72/2,093,609,642 = 1,015,943,533.48/x
  3. Step 3: Cross multiply
    1,517,573,132.72x = 2,093,609,642 × 1,015,943,533.48
  4. Step 4: Simplify right side
    1,517,573,132.72x = 2,126,989,177,421,277,952
  5. Step 5: Solve for x
    x = 2,126,989,177,421,277,952/1,517,573,132.72
  6. Step 6: Final answer
    x = 1,401,572,768.76

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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.