Home / 525,590,182.23-725,319,151.07-290,656,649.85

Finding the Fourth Proportional to 525,590,182.23, 725,319,151.07 and 290,656,649.85

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Solution

The fourth proportional to 525,590,182.23, 725,319,151.07 and 290,656,649.85 is: 401,108,775.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,590,182.23 : 725,319,151.07 = 290,656,649.85 : x
  2. Step 2: Convert to fraction form
    525,590,182.23/725,319,151.07 = 290,656,649.85/x
  3. Step 3: Cross multiply
    525,590,182.23x = 725,319,151.07 × 290,656,649.85
  4. Step 4: Simplify right side
    525,590,182.23x = 210,818,834,522,052,288
  5. Step 5: Solve for x
    x = 210,818,834,522,052,288/525,590,182.23
  6. Step 6: Final answer
    x = 401,108,775.71

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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.