Home / 124,216,469.08-171,411,732.18-68,461,720.60

Finding the Fourth Proportional to 124,216,469.08, 171,411,732.18 and 68,461,720.60

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Solution

The fourth proportional to 124,216,469.08, 171,411,732.18 and 68,461,720.60 is: 94,473,319.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,216,469.08 : 171,411,732.18 = 68,461,720.60 : x
  2. Step 2: Convert to fraction form
    124,216,469.08/171,411,732.18 = 68,461,720.60/x
  3. Step 3: Cross multiply
    124,216,469.08x = 171,411,732.18 × 68,461,720.60
  4. Step 4: Simplify right side
    124,216,469.08x = 11,735,142,116,069,188
  5. Step 5: Solve for x
    x = 11,735,142,116,069,188/124,216,469.08
  6. Step 6: Final answer
    x = 94,473,319.06

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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.