Home / 194,724,007.20-292,086,010.80-193,380,314.40

Finding the Fourth Proportional to 194,724,007.20, 292,086,010.80 and 193,380,314.40

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Solution

The fourth proportional to 194,724,007.20, 292,086,010.80 and 193,380,314.40 is: 290,070,471.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,724,007.20 : 292,086,010.80 = 193,380,314.40 : x
  2. Step 2: Convert to fraction form
    194,724,007.20/292,086,010.80 = 193,380,314.40/x
  3. Step 3: Cross multiply
    194,724,007.20x = 292,086,010.80 × 193,380,314.40
  4. Step 4: Simplify right side
    194,724,007.20x = 56,483,684,600,345,800
  5. Step 5: Solve for x
    x = 56,483,684,600,345,800/194,724,007.20
  6. Step 6: Final answer
    x = 290,070,471.60

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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.