Home / 473,319,330.26-709,945,322.82-145,760,687.65

Finding the Fourth Proportional to 473,319,330.26, 709,945,322.82 and 145,760,687.65

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Solution

The fourth proportional to 473,319,330.26, 709,945,322.82 and 145,760,687.65 is: 218,630,661.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,319,330.26 : 709,945,322.82 = 145,760,687.65 : x
  2. Step 2: Convert to fraction form
    473,319,330.26/709,945,322.82 = 145,760,687.65/x
  3. Step 3: Cross multiply
    473,319,330.26x = 709,945,322.82 × 145,760,687.65
  4. Step 4: Simplify right side
    473,319,330.26x = 103,482,118,448,304,864
  5. Step 5: Solve for x
    x = 103,482,118,448,304,864/473,319,330.26
  6. Step 6: Final answer
    x = 218,630,661.87

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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.