Home / 298,980,506.70-448,470,760.05-162,931,610.70

Finding the Fourth Proportional to 298,980,506.70, 448,470,760.05 and 162,931,610.70

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Solution

The fourth proportional to 298,980,506.70, 448,470,760.05 and 162,931,610.70 is: 244,397,416.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,980,506.70 : 448,470,760.05 = 162,931,610.70 : x
  2. Step 2: Convert to fraction form
    298,980,506.70/448,470,760.05 = 162,931,610.70/x
  3. Step 3: Cross multiply
    298,980,506.70x = 448,470,760.05 × 162,931,610.70
  4. Step 4: Simplify right side
    298,980,506.70x = 73,070,063,286,799,712
  5. Step 5: Solve for x
    x = 73,070,063,286,799,712/298,980,506.70
  6. Step 6: Final answer
    x = 244,397,416.05

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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.