Home / 64,380,643.52-88,829,736.48-40,850,600.96

Finding the Fourth Proportional to 64,380,643.52, 88,829,736.48 and 40,850,600.96

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Solution

The fourth proportional to 64,380,643.52, 88,829,736.48 and 40,850,600.96 is: 56,363,961.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,380,643.52 : 88,829,736.48 = 40,850,600.96 : x
  2. Step 2: Convert to fraction form
    64,380,643.52/88,829,736.48 = 40,850,600.96/x
  3. Step 3: Cross multiply
    64,380,643.52x = 88,829,736.48 × 40,850,600.96
  4. Step 4: Simplify right side
    64,380,643.52x = 3,628,748,118,326,435.50
  5. Step 5: Solve for x
    x = 3,628,748,118,326,435.50/64,380,643.52
  6. Step 6: Final answer
    x = 56,363,961.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.