Home / 104,038,311.40-156,057,467.10-97,661,019.40

Finding the Fourth Proportional to 104,038,311.40, 156,057,467.10 and 97,661,019.40

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Solution

The fourth proportional to 104,038,311.40, 156,057,467.10 and 97,661,019.40 is: 146,491,529.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,038,311.40 : 156,057,467.10 = 97,661,019.40 : x
  2. Step 2: Convert to fraction form
    104,038,311.40/156,057,467.10 = 97,661,019.40/x
  3. Step 3: Cross multiply
    104,038,311.40x = 156,057,467.10 × 97,661,019.40
  4. Step 4: Simplify right side
    104,038,311.40x = 15,240,731,321,967,962
  5. Step 5: Solve for x
    x = 15,240,731,321,967,962/104,038,311.40
  6. Step 6: Final answer
    x = 146,491,529.10

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Double scale
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Similar ratio
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1.5x scale

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.