Home / 313,740,014.40-470,610,021.60-160,335,086.40

Finding the Fourth Proportional to 313,740,014.40, 470,610,021.60 and 160,335,086.40

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Solution

The fourth proportional to 313,740,014.40, 470,610,021.60 and 160,335,086.40 is: 240,502,629.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,740,014.40 : 470,610,021.60 = 160,335,086.40 : x
  2. Step 2: Convert to fraction form
    313,740,014.40/470,610,021.60 = 160,335,086.40/x
  3. Step 3: Cross multiply
    313,740,014.40x = 470,610,021.60 × 160,335,086.40
  4. Step 4: Simplify right side
    313,740,014.40x = 75,455,298,473,941,872
  5. Step 5: Solve for x
    x = 75,455,298,473,941,872/313,740,014.40
  6. Step 6: Final answer
    x = 240,502,629.60

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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.