Home / 86,019,232.20-129,028,848.30-34,925,728.20

Finding the Fourth Proportional to 86,019,232.20, 129,028,848.30 and 34,925,728.20

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Solution

The fourth proportional to 86,019,232.20, 129,028,848.30 and 34,925,728.20 is: 52,388,592.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,019,232.20 : 129,028,848.30 = 34,925,728.20 : x
  2. Step 2: Convert to fraction form
    86,019,232.20/129,028,848.30 = 34,925,728.20/x
  3. Step 3: Cross multiply
    86,019,232.20x = 129,028,848.30 × 34,925,728.20
  4. Step 4: Simplify right side
    86,019,232.20x = 4,506,426,485,684,832
  5. Step 5: Solve for x
    x = 4,506,426,485,684,832/86,019,232.20
  6. Step 6: Final answer
    x = 52,388,592.30

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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.