Home / 202,182,702.80-303,274,054.20-72,810,280.40

Finding the Fourth Proportional to 202,182,702.80, 303,274,054.20 and 72,810,280.40

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Solution

The fourth proportional to 202,182,702.80, 303,274,054.20 and 72,810,280.40 is: 109,215,420.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,182,702.80 : 303,274,054.20 = 72,810,280.40 : x
  2. Step 2: Convert to fraction form
    202,182,702.80/303,274,054.20 = 72,810,280.40/x
  3. Step 3: Cross multiply
    202,182,702.80x = 303,274,054.20 × 72,810,280.40
  4. Step 4: Simplify right side
    202,182,702.80x = 22,081,468,924,346,800
  5. Step 5: Solve for x
    x = 22,081,468,924,346,800/202,182,702.80
  6. Step 6: Final answer
    x = 109,215,420.60

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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.