Home / 202,176,101.60-303,264,152.40-161,865,317.60

Finding the Fourth Proportional to 202,176,101.60, 303,264,152.40 and 161,865,317.60

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Solution

The fourth proportional to 202,176,101.60, 303,264,152.40 and 161,865,317.60 is: 242,797,976.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,176,101.60 : 303,264,152.40 = 161,865,317.60 : x
  2. Step 2: Convert to fraction form
    202,176,101.60/303,264,152.40 = 161,865,317.60/x
  3. Step 3: Cross multiply
    202,176,101.60x = 303,264,152.40 × 161,865,317.60
  4. Step 4: Simplify right side
    202,176,101.60x = 49,087,948,344,920,800
  5. Step 5: Solve for x
    x = 49,087,948,344,920,800/202,176,101.60
  6. Step 6: Final answer
    x = 242,797,976.40

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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.