Home / 1,531,940,598.45-2,297,910,897.68-912,067,816.05

Finding the Fourth Proportional to 1,531,940,598.45, 2,297,910,897.68 and 912,067,816.05

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Solution

The fourth proportional to 1,531,940,598.45, 2,297,910,897.68 and 912,067,816.05 is: 1,368,101,724.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,531,940,598.45 : 2,297,910,897.68 = 912,067,816.05 : x
  2. Step 2: Convert to fraction form
    1,531,940,598.45/2,297,910,897.68 = 912,067,816.05/x
  3. Step 3: Cross multiply
    1,531,940,598.45x = 2,297,910,897.68 × 912,067,816.05
  4. Step 4: Simplify right side
    1,531,940,598.45x = 2,095,850,573,919,932,416
  5. Step 5: Solve for x
    x = 2,095,850,573,919,932,416/1,531,940,598.45
  6. Step 6: Final answer
    x = 1,368,101,724.08

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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.