Home / 345,748,807.85-518,624,090.22-141,276,883.10

Finding the Fourth Proportional to 345,748,807.85, 518,624,090.22 and 141,276,883.10

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Solution

The fourth proportional to 345,748,807.85, 518,624,090.22 and 141,276,883.10 is: 211,915,683.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,748,807.85 : 518,624,090.22 = 141,276,883.10 : x
  2. Step 2: Convert to fraction form
    345,748,807.85/518,624,090.22 = 141,276,883.10/x
  3. Step 3: Cross multiply
    345,748,807.85x = 518,624,090.22 × 141,276,883.10
  4. Step 4: Simplify right side
    345,748,807.85x = 73,269,594,966,854,800
  5. Step 5: Solve for x
    x = 73,269,594,966,854,800/345,748,807.85
  6. Step 6: Final answer
    x = 211,915,683.59

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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.