Home / 86,920,130,016.15-130,380,195,024.23-83,614,141,843.35

Finding the Fourth Proportional to 86,920,130,016.15, 130,380,195,024.23 and 83,614,141,843.35

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Solution

The fourth proportional to 86,920,130,016.15, 130,380,195,024.23 and 83,614,141,843.35 is: 125,421,212,765.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,920,130,016.15 : 130,380,195,024.23 = 83,614,141,843.35 : x
  2. Step 2: Convert to fraction form
    86,920,130,016.15/130,380,195,024.23 = 83,614,141,843.35/x
  3. Step 3: Cross multiply
    86,920,130,016.15x = 130,380,195,024.23 × 83,614,141,843.35
  4. Step 4: Simplify right side
    86,920,130,016.15x = 10,901,628,120,319,603,507,200
  5. Step 5: Solve for x
    x = 10,901,628,120,319,603,507,200/86,920,130,016.15
  6. Step 6: Final answer
    x = 125,421,212,765.03

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Double scale
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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.