Home / 65,250,700.08-90,043,635.84-35,881,776.32

Finding the Fourth Proportional to 65,250,700.08, 90,043,635.84 and 35,881,776.32

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Solution

The fourth proportional to 65,250,700.08, 90,043,635.84 and 35,881,776.32 is: 49,515,569.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,250,700.08 : 90,043,635.84 = 35,881,776.32 : x
  2. Step 2: Convert to fraction form
    65,250,700.08/90,043,635.84 = 35,881,776.32/x
  3. Step 3: Cross multiply
    65,250,700.08x = 90,043,635.84 × 35,881,776.32
  4. Step 4: Simplify right side
    65,250,700.08x = 3,230,925,600,250,415.50
  5. Step 5: Solve for x
    x = 3,230,925,600,250,415.50/65,250,700.08
  6. Step 6: Final answer
    x = 49,515,569.89

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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.