Home / 109,274,089.70-163,698,558.15-66,014,792.30

Finding the Fourth Proportional to 109,274,089.70, 163,698,558.15 and 66,014,792.30

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Solution

The fourth proportional to 109,274,089.70, 163,698,558.15 and 66,014,792.30 is: 98,893,766.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,274,089.70 : 163,698,558.15 = 66,014,792.30 : x
  2. Step 2: Convert to fraction form
    109,274,089.70/163,698,558.15 = 66,014,792.30/x
  3. Step 3: Cross multiply
    109,274,089.70x = 163,698,558.15 × 66,014,792.30
  4. Step 4: Simplify right side
    109,274,089.70x = 10,806,526,316,081,722
  5. Step 5: Solve for x
    x = 10,806,526,316,081,722/109,274,089.70
  6. Step 6: Final answer
    x = 98,893,766.54

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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.