Home / 697,083,666.05-961,999,068.83-379,556,226.56

Finding the Fourth Proportional to 697,083,666.05, 961,999,068.83 and 379,556,226.56

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Solution

The fourth proportional to 697,083,666.05, 961,999,068.83 and 379,556,226.56 is: 523,800,447.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,083,666.05 : 961,999,068.83 = 379,556,226.56 : x
  2. Step 2: Convert to fraction form
    697,083,666.05/961,999,068.83 = 379,556,226.56/x
  3. Step 3: Cross multiply
    697,083,666.05x = 961,999,068.83 × 379,556,226.56
  4. Step 4: Simplify right side
    697,083,666.05x = 365,132,736,512,640,768
  5. Step 5: Solve for x
    x = 365,132,736,512,640,768/697,083,666.05
  6. Step 6: Final answer
    x = 523,800,447.92

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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.