Home / 66,162,805.60-99,244,208.40-60,872,015.20

Finding the Fourth Proportional to 66,162,805.60, 99,244,208.40 and 60,872,015.20

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Solution

The fourth proportional to 66,162,805.60, 99,244,208.40 and 60,872,015.20 is: 91,308,022.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,162,805.60 : 99,244,208.40 = 60,872,015.20 : x
  2. Step 2: Convert to fraction form
    66,162,805.60/99,244,208.40 = 60,872,015.20/x
  3. Step 3: Cross multiply
    66,162,805.60x = 99,244,208.40 × 60,872,015.20
  4. Step 4: Simplify right side
    66,162,805.60x = 6,041,194,962,236,768
  5. Step 5: Solve for x
    x = 6,041,194,962,236,768/66,162,805.60
  6. Step 6: Final answer
    x = 91,308,022.80

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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.