Home / 344,820,712.20-517,483,010.70-242,784,040.20

Finding the Fourth Proportional to 344,820,712.20, 517,483,010.70 and 242,784,040.20

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Solution

The fourth proportional to 344,820,712.20, 517,483,010.70 and 242,784,040.20 is: 364,353,449.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,820,712.20 : 517,483,010.70 = 242,784,040.20 : x
  2. Step 2: Convert to fraction form
    344,820,712.20/517,483,010.70 = 242,784,040.20/x
  3. Step 3: Cross multiply
    344,820,712.20x = 517,483,010.70 × 242,784,040.20
  4. Step 4: Simplify right side
    344,820,712.20x = 125,636,616,072,605,824
  5. Step 5: Solve for x
    x = 125,636,616,072,605,824/344,820,712.20
  6. Step 6: Final answer
    x = 364,353,449.86

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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.