Home / 474,559,755.32-711,580,135.10-376,819,316.72

Finding the Fourth Proportional to 474,559,755.32, 711,580,135.10 and 376,819,316.72

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Solution

The fourth proportional to 474,559,755.32, 711,580,135.10 and 376,819,316.72 is: 565,022,923.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,559,755.32 : 711,580,135.10 = 376,819,316.72 : x
  2. Step 2: Convert to fraction form
    474,559,755.32/711,580,135.10 = 376,819,316.72/x
  3. Step 3: Cross multiply
    474,559,755.32x = 711,580,135.10 × 376,819,316.72
  4. Step 4: Simplify right side
    474,559,755.32x = 268,137,140,299,907,328
  5. Step 5: Solve for x
    x = 268,137,140,299,907,328/474,559,755.32
  6. Step 6: Final answer
    x = 565,022,923.44

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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.