Home / 66,029,056.40-99,118,234.20-50,949,837.20

Finding the Fourth Proportional to 66,029,056.40, 99,118,234.20 and 50,949,837.20

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Solution

The fourth proportional to 66,029,056.40, 99,118,234.20 and 50,949,837.20 is: 76,482,357.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,029,056.40 : 99,118,234.20 = 50,949,837.20 : x
  2. Step 2: Convert to fraction form
    66,029,056.40/99,118,234.20 = 50,949,837.20/x
  3. Step 3: Cross multiply
    66,029,056.40x = 99,118,234.20 × 50,949,837.20
  4. Step 4: Simplify right side
    66,029,056.40x = 5,050,057,896,041,473
  5. Step 5: Solve for x
    x = 5,050,057,896,041,473/66,029,056.40
  6. Step 6: Final answer
    x = 76,482,357.49

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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.