Home / 345,748,809.35-518,624,092.47-141,276,884.60

Finding the Fourth Proportional to 345,748,809.35, 518,624,092.47 and 141,276,884.60

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Solution

The fourth proportional to 345,748,809.35, 518,624,092.47 and 141,276,884.60 is: 211,915,685.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,748,809.35 : 518,624,092.47 = 141,276,884.60 : x
  2. Step 2: Convert to fraction form
    345,748,809.35/518,624,092.47 = 141,276,884.60/x
  3. Step 3: Cross multiply
    345,748,809.35x = 518,624,092.47 × 141,276,884.60
  4. Step 4: Simplify right side
    345,748,809.35x = 73,269,596,062,663,920
  5. Step 5: Solve for x
    x = 73,269,596,062,663,920/345,748,809.35
  6. Step 6: Final answer
    x = 211,915,685.84

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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.