Home / 641,835,578.24-960,608,162.24-365,412,585.60

Finding the Fourth Proportional to 641,835,578.24, 960,608,162.24 and 365,412,585.60

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Solution

The fourth proportional to 641,835,578.24, 960,608,162.24 and 365,412,585.60 is: 546,897,561.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,835,578.24 : 960,608,162.24 = 365,412,585.60 : x
  2. Step 2: Convert to fraction form
    641,835,578.24/960,608,162.24 = 365,412,585.60/x
  3. Step 3: Cross multiply
    641,835,578.24x = 960,608,162.24 × 365,412,585.60
  4. Step 4: Simplify right side
    641,835,578.24x = 351,018,312,312,582,720
  5. Step 5: Solve for x
    x = 351,018,312,312,582,720/641,835,578.24
  6. Step 6: Final answer
    x = 546,897,561.02

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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.