Home / 86,686,288.80-130,029,433.20-35,604,967.20

Finding the Fourth Proportional to 86,686,288.80, 130,029,433.20 and 35,604,967.20

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Solution

The fourth proportional to 86,686,288.80, 130,029,433.20 and 35,604,967.20 is: 53,407,450.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,686,288.80 : 130,029,433.20 = 35,604,967.20 : x
  2. Step 2: Convert to fraction form
    86,686,288.80/130,029,433.20 = 35,604,967.20/x
  3. Step 3: Cross multiply
    86,686,288.80x = 130,029,433.20 × 35,604,967.20
  4. Step 4: Simplify right side
    86,686,288.80x = 4,629,693,704,120,592
  5. Step 5: Solve for x
    x = 4,629,693,704,120,592/86,686,288.80
  6. Step 6: Final answer
    x = 53,407,450.80

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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.