Home / 462,180,700.36-693,271,008.48-203,395,920.64

Finding the Fourth Proportional to 462,180,700.36, 693,271,008.48 and 203,395,920.64

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Solution

The fourth proportional to 462,180,700.36, 693,271,008.48 and 203,395,920.64 is: 305,093,862.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,180,700.36 : 693,271,008.48 = 203,395,920.64 : x
  2. Step 2: Convert to fraction form
    462,180,700.36/693,271,008.48 = 203,395,920.64/x
  3. Step 3: Cross multiply
    462,180,700.36x = 693,271,008.48 × 203,395,920.64
  4. Step 4: Simplify right side
    462,180,700.36x = 141,008,495,022,810,848
  5. Step 5: Solve for x
    x = 141,008,495,022,810,848/462,180,700.36
  6. Step 6: Final answer
    x = 305,093,862.45

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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.