Home / 91,883,004.30-137,824,506.45-82,795,363.20

Finding the Fourth Proportional to 91,883,004.30, 137,824,506.45 and 82,795,363.20

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Solution

The fourth proportional to 91,883,004.30, 137,824,506.45 and 82,795,363.20 is: 124,193,044.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,883,004.30 : 137,824,506.45 = 82,795,363.20 : x
  2. Step 2: Convert to fraction form
    91,883,004.30/137,824,506.45 = 82,795,363.20/x
  3. Step 3: Cross multiply
    91,883,004.30x = 137,824,506.45 × 82,795,363.20
  4. Step 4: Simplify right side
    91,883,004.30x = 11,411,230,069,388,492
  5. Step 5: Solve for x
    x = 11,411,230,069,388,492/91,883,004.30
  6. Step 6: Final answer
    x = 124,193,044.80

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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.