Home / 64,676,858.60-97,015,287.90-38,810,772.20

Finding the Fourth Proportional to 64,676,858.60, 97,015,287.90 and 38,810,772.20

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Solution

The fourth proportional to 64,676,858.60, 97,015,287.90 and 38,810,772.20 is: 58,216,158.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,676,858.60 : 97,015,287.90 = 38,810,772.20 : x
  2. Step 2: Convert to fraction form
    64,676,858.60/97,015,287.90 = 38,810,772.20/x
  3. Step 3: Cross multiply
    64,676,858.60x = 97,015,287.90 × 38,810,772.20
  4. Step 4: Simplify right side
    64,676,858.60x = 3,765,238,238,604,317
  5. Step 5: Solve for x
    x = 3,765,238,238,604,317/64,676,858.60
  6. Step 6: Final answer
    x = 58,216,158.30

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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.