Home / 86,865,102.90-130,297,549.80-22,168,914.90

Finding the Fourth Proportional to 86,865,102.90, 130,297,549.80 and 22,168,914.90

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Solution

The fourth proportional to 86,865,102.90, 130,297,549.80 and 22,168,914.90 is: 33,253,345.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,865,102.90 : 130,297,549.80 = 22,168,914.90 : x
  2. Step 2: Convert to fraction form
    86,865,102.90/130,297,549.80 = 22,168,914.90/x
  3. Step 3: Cross multiply
    86,865,102.90x = 130,297,549.80 × 22,168,914.90
  4. Step 4: Simplify right side
    86,865,102.90x = 2,888,555,293,194,712
  5. Step 5: Solve for x
    x = 2,888,555,293,194,712/86,865,102.90
  6. Step 6: Final answer
    x = 33,253,345.67

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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.