Home / 86,923,000.40-130,384,500.60-26,330,853.20

Finding the Fourth Proportional to 86,923,000.40, 130,384,500.60 and 26,330,853.20

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Solution

The fourth proportional to 86,923,000.40, 130,384,500.60 and 26,330,853.20 is: 39,496,279.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,923,000.40 : 130,384,500.60 = 26,330,853.20 : x
  2. Step 2: Convert to fraction form
    86,923,000.40/130,384,500.60 = 26,330,853.20/x
  3. Step 3: Cross multiply
    86,923,000.40x = 130,384,500.60 × 26,330,853.20
  4. Step 4: Simplify right side
    86,923,000.40x = 3,433,135,144,853,911.50
  5. Step 5: Solve for x
    x = 3,433,135,144,853,911.50/86,923,000.40
  6. Step 6: Final answer
    x = 39,496,279.80

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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.