Home / 143,009,272.56-214,515,901.95-40,773,310.32

Finding the Fourth Proportional to 143,009,272.56, 214,515,901.95 and 40,773,310.32

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Solution

The fourth proportional to 143,009,272.56, 214,515,901.95 and 40,773,310.32 is: 61,160,533.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,009,272.56 : 214,515,901.95 = 40,773,310.32 : x
  2. Step 2: Convert to fraction form
    143,009,272.56/214,515,901.95 = 40,773,310.32/x
  3. Step 3: Cross multiply
    143,009,272.56x = 214,515,901.95 × 40,773,310.32
  4. Step 4: Simplify right side
    143,009,272.56x = 8,746,523,438,782,043
  5. Step 5: Solve for x
    x = 8,746,523,438,782,043/143,009,272.56
  6. Step 6: Final answer
    x = 61,160,533.73

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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.