Home / 70,698,734.82-97,562,724.33-40,930,638.03

Finding the Fourth Proportional to 70,698,734.82, 97,562,724.33 and 40,930,638.03

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Solution

The fourth proportional to 70,698,734.82, 97,562,724.33 and 40,930,638.03 is: 56,483,394.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,698,734.82 : 97,562,724.33 = 40,930,638.03 : x
  2. Step 2: Convert to fraction form
    70,698,734.82/97,562,724.33 = 40,930,638.03/x
  3. Step 3: Cross multiply
    70,698,734.82x = 97,562,724.33 × 40,930,638.03
  4. Step 4: Simplify right side
    70,698,734.82x = 3,993,304,554,771,904.50
  5. Step 5: Solve for x
    x = 3,993,304,554,771,904.50/70,698,734.82
  6. Step 6: Final answer
    x = 56,483,394.86

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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.