Home / 1,557,498,053.43-2,335,497,748.34-521,634,513.87

Finding the Fourth Proportional to 1,557,498,053.43, 2,335,497,748.34 and 521,634,513.87

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Solution

The fourth proportional to 1,557,498,053.43, 2,335,497,748.34 and 521,634,513.87 is: 782,200,805.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,498,053.43 : 2,335,497,748.34 = 521,634,513.87 : x
  2. Step 2: Convert to fraction form
    1,557,498,053.43/2,335,497,748.34 = 521,634,513.87/x
  3. Step 3: Cross multiply
    1,557,498,053.43x = 2,335,497,748.34 × 521,634,513.87
  4. Step 4: Simplify right side
    1,557,498,053.43x = 1,218,276,232,597,207,296
  5. Step 5: Solve for x
    x = 1,218,276,232,597,207,296/1,557,498,053.43
  6. Step 6: Final answer
    x = 782,200,805.91

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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.