Home / 298,760,746.10-448,141,119.15-247,742,410.10

Finding the Fourth Proportional to 298,760,746.10, 448,141,119.15 and 247,742,410.10

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Solution

The fourth proportional to 298,760,746.10, 448,141,119.15 and 247,742,410.10 is: 371,613,615.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,760,746.10 : 448,141,119.15 = 247,742,410.10 : x
  2. Step 2: Convert to fraction form
    298,760,746.10/448,141,119.15 = 247,742,410.10/x
  3. Step 3: Cross multiply
    298,760,746.10x = 448,141,119.15 × 247,742,410.10
  4. Step 4: Simplify right side
    298,760,746.10x = 111,023,560,923,132,256
  5. Step 5: Solve for x
    x = 111,023,560,923,132,256/298,760,746.10
  6. Step 6: Final answer
    x = 371,613,615.15

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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.