Home / 2,912,260,327.12-4,368,364,143.04-920,302,713.32

Finding the Fourth Proportional to 2,912,260,327.12, 4,368,364,143.04 and 920,302,713.32

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Solution

The fourth proportional to 2,912,260,327.12, 4,368,364,143.04 and 920,302,713.32 is: 1,380,445,743.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,260,327.12 : 4,368,364,143.04 = 920,302,713.32 : x
  2. Step 2: Convert to fraction form
    2,912,260,327.12/4,368,364,143.04 = 920,302,713.32/x
  3. Step 3: Cross multiply
    2,912,260,327.12x = 4,368,364,143.04 × 920,302,713.32
  4. Step 4: Simplify right side
    2,912,260,327.12x = 4,020,217,373,609,508,864
  5. Step 5: Solve for x
    x = 4,020,217,373,609,508,864/2,912,260,327.12
  6. Step 6: Final answer
    x = 1,380,445,743.87

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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.