Home / 70,108,693.75-96,748,214.97-39,169,095.40

Finding the Fourth Proportional to 70,108,693.75, 96,748,214.97 and 39,169,095.40

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Solution

The fourth proportional to 70,108,693.75, 96,748,214.97 and 39,169,095.40 is: 54,052,355.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,108,693.75 : 96,748,214.97 = 39,169,095.40 : x
  2. Step 2: Convert to fraction form
    70,108,693.75/96,748,214.97 = 39,169,095.40/x
  3. Step 3: Cross multiply
    70,108,693.75x = 96,748,214.97 × 39,169,095.40
  4. Step 4: Simplify right side
    70,108,693.75x = 3,789,540,061,939,638
  5. Step 5: Solve for x
    x = 3,789,540,061,939,638/70,108,693.75
  6. Step 6: Final answer
    x = 54,052,355.84

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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.