Home / 649,319,464.56-896,036,846.25-351,955,322.16

Finding the Fourth Proportional to 649,319,464.56, 896,036,846.25 and 351,955,322.16

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Solution

The fourth proportional to 649,319,464.56, 896,036,846.25 and 351,955,322.16 is: 485,685,327.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,319,464.56 : 896,036,846.25 = 351,955,322.16 : x
  2. Step 2: Convert to fraction form
    649,319,464.56/896,036,846.25 = 351,955,322.16/x
  3. Step 3: Cross multiply
    649,319,464.56x = 896,036,846.25 × 351,955,322.16
  4. Step 4: Simplify right side
    649,319,464.56x = 315,364,936,889,149,184
  5. Step 5: Solve for x
    x = 315,364,936,889,149,184/649,319,464.56
  6. Step 6: Final answer
    x = 485,685,327.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.