Home / 1,038,332,036.62-1,556,998,500.39-347,756,343.58

Finding the Fourth Proportional to 1,038,332,036.62, 1,556,998,500.39 and 347,756,343.58

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Solution

The fourth proportional to 1,038,332,036.62, 1,556,998,500.39 and 347,756,343.58 is: 521,467,205.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,332,036.62 : 1,556,998,500.39 = 347,756,343.58 : x
  2. Step 2: Convert to fraction form
    1,038,332,036.62/1,556,998,500.39 = 347,756,343.58/x
  3. Step 3: Cross multiply
    1,038,332,036.62x = 1,556,998,500.39 × 347,756,343.58
  4. Step 4: Simplify right side
    1,038,332,036.62x = 541,456,105,455,169,600
  5. Step 5: Solve for x
    x = 541,456,105,455,169,600/1,038,332,036.62
  6. Step 6: Final answer
    x = 521,467,205.44

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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.