Home / 90,630,466.40-135,926,806.80-33,149,813.60

Finding the Fourth Proportional to 90,630,466.40, 135,926,806.80 and 33,149,813.60

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Solution

The fourth proportional to 90,630,466.40, 135,926,806.80 and 33,149,813.60 is: 49,717,810.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,630,466.40 : 135,926,806.80 = 33,149,813.60 : x
  2. Step 2: Convert to fraction form
    90,630,466.40/135,926,806.80 = 33,149,813.60/x
  3. Step 3: Cross multiply
    90,630,466.40x = 135,926,806.80 × 33,149,813.60
  4. Step 4: Simplify right side
    90,630,466.40x = 4,505,948,308,663,213
  5. Step 5: Solve for x
    x = 4,505,948,308,663,213/90,630,466.40
  6. Step 6: Final answer
    x = 49,717,810.00

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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.