Home / 209,490,583.80-314,216,487.18-98,800,873.32

Finding the Fourth Proportional to 209,490,583.80, 314,216,487.18 and 98,800,873.32

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Solution

The fourth proportional to 209,490,583.80, 314,216,487.18 and 98,800,873.32 is: 148,192,165.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,490,583.80 : 314,216,487.18 = 98,800,873.32 : x
  2. Step 2: Convert to fraction form
    209,490,583.80/314,216,487.18 = 98,800,873.32/x
  3. Step 3: Cross multiply
    209,490,583.80x = 314,216,487.18 × 98,800,873.32
  4. Step 4: Simplify right side
    209,490,583.80x = 31,044,863,344,926,584
  5. Step 5: Solve for x
    x = 31,044,863,344,926,584/209,490,583.80
  6. Step 6: Final answer
    x = 148,192,165.88

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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.