Home / 449,335,022,556.61-674,234,259,882.36-210,593,926,068.93

Finding the Fourth Proportional to 449,335,022,556.61, 674,234,259,882.36 and 210,593,926,068.93

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Solution

The fourth proportional to 449,335,022,556.61, 674,234,259,882.36 and 210,593,926,068.93 is: 315,999,494,254.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,335,022,556.61 : 674,234,259,882.36 = 210,593,926,068.93 : x
  2. Step 2: Convert to fraction form
    449,335,022,556.61/674,234,259,882.36 = 210,593,926,068.93/x
  3. Step 3: Cross multiply
    449,335,022,556.61x = 674,234,259,882.36 × 210,593,926,068.93
  4. Step 4: Simplify right side
    449,335,022,556.61x = 141,989,639,878,805,456,683,008
  5. Step 5: Solve for x
    x = 141,989,639,878,805,456,683,008/449,335,022,556.61
  6. Step 6: Final answer
    x = 315,999,494,254.68

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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.