Home / 86,925,387.40-130,388,081.10-26,333,240.20

Finding the Fourth Proportional to 86,925,387.40, 130,388,081.10 and 26,333,240.20

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Solution

The fourth proportional to 86,925,387.40, 130,388,081.10 and 26,333,240.20 is: 39,499,860.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,925,387.40 : 130,388,081.10 = 26,333,240.20 : x
  2. Step 2: Convert to fraction form
    86,925,387.40/130,388,081.10 = 26,333,240.20/x
  3. Step 3: Cross multiply
    86,925,387.40x = 130,388,081.10 × 26,333,240.20
  4. Step 4: Simplify right side
    86,925,387.40x = 3,433,540,658,823,380
  5. Step 5: Solve for x
    x = 3,433,540,658,823,380/86,925,387.40
  6. Step 6: Final answer
    x = 39,499,860.30

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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.