Home / 525,590,182.24-725,319,151.08-290,656,649.86

Finding the Fourth Proportional to 525,590,182.24, 725,319,151.08 and 290,656,649.86

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Solution

The fourth proportional to 525,590,182.24, 725,319,151.08 and 290,656,649.86 is: 401,108,775.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,590,182.24 : 725,319,151.08 = 290,656,649.86 : x
  2. Step 2: Convert to fraction form
    525,590,182.24/725,319,151.08 = 290,656,649.86/x
  3. Step 3: Cross multiply
    525,590,182.24x = 725,319,151.08 × 290,656,649.86
  4. Step 4: Simplify right side
    525,590,182.24x = 210,818,834,532,212,032
  5. Step 5: Solve for x
    x = 210,818,834,532,212,032/525,590,182.24
  6. Step 6: Final answer
    x = 401,108,775.73

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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.