Home / 603,381,137.28-904,701,302.40-234,485,357.76

Finding the Fourth Proportional to 603,381,137.28, 904,701,302.40 and 234,485,357.76

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Solution

The fourth proportional to 603,381,137.28, 904,701,302.40 and 234,485,357.76 is: 351,584,090.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,381,137.28 : 904,701,302.40 = 234,485,357.76 : x
  2. Step 2: Convert to fraction form
    603,381,137.28/904,701,302.40 = 234,485,357.76/x
  3. Step 3: Cross multiply
    603,381,137.28x = 904,701,302.40 × 234,485,357.76
  4. Step 4: Simplify right side
    603,381,137.28x = 212,139,208,559,201,920
  5. Step 5: Solve for x
    x = 212,139,208,559,201,920/603,381,137.28
  6. Step 6: Final answer
    x = 351,584,090.80

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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.