Home / 734,690,359.32-1,102,171,152.42-303,902,447.64

Finding the Fourth Proportional to 734,690,359.32, 1,102,171,152.42 and 303,902,447.64

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Solution

The fourth proportional to 734,690,359.32, 1,102,171,152.42 and 303,902,447.64 is: 455,909,767.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,690,359.32 : 1,102,171,152.42 = 303,902,447.64 : x
  2. Step 2: Convert to fraction form
    734,690,359.32/1,102,171,152.42 = 303,902,447.64/x
  3. Step 3: Cross multiply
    734,690,359.32x = 1,102,171,152.42 × 303,902,447.64
  4. Step 4: Simplify right side
    734,690,359.32x = 334,952,510,938,637,504
  5. Step 5: Solve for x
    x = 334,952,510,938,637,504/734,690,359.32
  6. Step 6: Final answer
    x = 455,909,767.55

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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.