Home / 65,154,940.60-97,732,410.90-43,330,430.20

Finding the Fourth Proportional to 65,154,940.60, 97,732,410.90 and 43,330,430.20

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Solution

The fourth proportional to 65,154,940.60, 97,732,410.90 and 43,330,430.20 is: 64,995,645.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,154,940.60 : 97,732,410.90 = 43,330,430.20 : x
  2. Step 2: Convert to fraction form
    65,154,940.60/97,732,410.90 = 43,330,430.20/x
  3. Step 3: Cross multiply
    65,154,940.60x = 97,732,410.90 × 43,330,430.20
  4. Step 4: Simplify right side
    65,154,940.60x = 4,234,787,408,780,169.50
  5. Step 5: Solve for x
    x = 4,234,787,408,780,169.50/65,154,940.60
  6. Step 6: Final answer
    x = 64,995,645.30

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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.