Home / 1,557,069,461.10-2,148,524,717.31-945,697,375.98

Finding the Fourth Proportional to 1,557,069,461.10, 2,148,524,717.31 and 945,697,375.98

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Solution

The fourth proportional to 1,557,069,461.10, 2,148,524,717.31 and 945,697,375.98 is: 1,304,921,994.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,069,461.10 : 2,148,524,717.31 = 945,697,375.98 : x
  2. Step 2: Convert to fraction form
    1,557,069,461.10/2,148,524,717.31 = 945,697,375.98/x
  3. Step 3: Cross multiply
    1,557,069,461.10x = 2,148,524,717.31 × 945,697,375.98
  4. Step 4: Simplify right side
    1,557,069,461.10x = 2,031,854,187,388,238,336
  5. Step 5: Solve for x
    x = 2,031,854,187,388,238,336/1,557,069,461.10
  6. Step 6: Final answer
    x = 1,304,921,994.91

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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.