Home / 86,893,886.20-130,358,325.30-25,482,926.20

Finding the Fourth Proportional to 86,893,886.20, 130,358,325.30 and 25,482,926.20

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Solution

The fourth proportional to 86,893,886.20, 130,358,325.30 and 25,482,926.20 is: 38,229,520.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,893,886.20 : 130,358,325.30 = 25,482,926.20 : x
  2. Step 2: Convert to fraction form
    86,893,886.20/130,358,325.30 = 25,482,926.20/x
  3. Step 3: Cross multiply
    86,893,886.20x = 130,358,325.30 × 25,482,926.20
  4. Step 4: Simplify right side
    86,893,886.20x = 3,321,911,583,175,492.50
  5. Step 5: Solve for x
    x = 3,321,911,583,175,492.50/86,893,886.20
  6. Step 6: Final answer
    x = 38,229,520.26

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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.