Home / 202,036,184.20-303,054,276.30-72,648,015.40

Finding the Fourth Proportional to 202,036,184.20, 303,054,276.30 and 72,648,015.40

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Solution

The fourth proportional to 202,036,184.20, 303,054,276.30 and 72,648,015.40 is: 108,972,023.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,036,184.20 : 303,054,276.30 = 72,648,015.40 : x
  2. Step 2: Convert to fraction form
    202,036,184.20/303,054,276.30 = 72,648,015.40/x
  3. Step 3: Cross multiply
    202,036,184.20x = 303,054,276.30 × 72,648,015.40
  4. Step 4: Simplify right side
    202,036,184.20x = 22,016,291,731,678,256
  5. Step 5: Solve for x
    x = 22,016,291,731,678,256/202,036,184.20
  6. Step 6: Final answer
    x = 108,972,023.10

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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.