Home / 314,147,326.08-470,584,123.20-145,649,419.20

Finding the Fourth Proportional to 314,147,326.08, 470,584,123.20 and 145,649,419.20

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Solution

The fourth proportional to 314,147,326.08, 470,584,123.20 and 145,649,419.20 is: 218,178,856.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,147,326.08 : 470,584,123.20 = 145,649,419.20 : x
  2. Step 2: Convert to fraction form
    314,147,326.08/470,584,123.20 = 145,649,419.20/x
  3. Step 3: Cross multiply
    314,147,326.08x = 470,584,123.20 × 145,649,419.20
  4. Step 4: Simplify right side
    314,147,326.08x = 68,540,304,228,821,240
  5. Step 5: Solve for x
    x = 68,540,304,228,821,240/314,147,326.08
  6. Step 6: Final answer
    x = 218,178,856.03

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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.