Home / 70,982,456.64-97,956,085.32-38,387,408.64

Finding the Fourth Proportional to 70,982,456.64, 97,956,085.32 and 38,387,408.64

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Solution

The fourth proportional to 70,982,456.64, 97,956,085.32 and 38,387,408.64 is: 52,974,783.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,982,456.64 : 97,956,085.32 = 38,387,408.64 : x
  2. Step 2: Convert to fraction form
    70,982,456.64/97,956,085.32 = 38,387,408.64/x
  3. Step 3: Cross multiply
    70,982,456.64x = 97,956,085.32 × 38,387,408.64
  4. Step 4: Simplify right side
    70,982,456.64x = 3,760,280,275,953,545
  5. Step 5: Solve for x
    x = 3,760,280,275,953,545/70,982,456.64
  6. Step 6: Final answer
    x = 52,974,783.54

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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.