Home / 145,817,080,464.62-201,223,202,526.81-80,714,176,299.89

Finding the Fourth Proportional to 145,817,080,464.62, 201,223,202,526.81 and 80,714,176,299.89

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Solution

The fourth proportional to 145,817,080,464.62, 201,223,202,526.81 and 80,714,176,299.89 is: 111,383,145,188.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,817,080,464.62 : 201,223,202,526.81 = 80,714,176,299.89 : x
  2. Step 2: Convert to fraction form
    145,817,080,464.62/201,223,202,526.81 = 80,714,176,299.89/x
  3. Step 3: Cross multiply
    145,817,080,464.62x = 201,223,202,526.81 × 80,714,176,299.89
  4. Step 4: Simplify right side
    145,817,080,464.62x = 16,241,565,044,376,405,540,864
  5. Step 5: Solve for x
    x = 16,241,565,044,376,405,540,864/145,817,080,464.62
  6. Step 6: Final answer
    x = 111,383,145,188.65

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1.5x scale

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.