Home / 86,936,000.90-130,404,001.35-26,343,853.70

Finding the Fourth Proportional to 86,936,000.90, 130,404,001.35 and 26,343,853.70

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Solution

The fourth proportional to 86,936,000.90, 130,404,001.35 and 26,343,853.70 is: 39,515,780.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,936,000.90 : 130,404,001.35 = 26,343,853.70 : x
  2. Step 2: Convert to fraction form
    86,936,000.90/130,404,001.35 = 26,343,853.70/x
  3. Step 3: Cross multiply
    86,936,000.90x = 130,404,001.35 × 26,343,853.70
  4. Step 4: Simplify right side
    86,936,000.90x = 3,435,343,933,459,002
  5. Step 5: Solve for x
    x = 3,435,343,933,459,002/86,936,000.90
  6. Step 6: Final answer
    x = 39,515,780.55

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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.