Home / 245,603,401.20-368,405,101.80-225,514,931.40

Finding the Fourth Proportional to 245,603,401.20, 368,405,101.80 and 225,514,931.40

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Solution

The fourth proportional to 245,603,401.20, 368,405,101.80 and 225,514,931.40 is: 338,272,397.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,603,401.20 : 368,405,101.80 = 225,514,931.40 : x
  2. Step 2: Convert to fraction form
    245,603,401.20/368,405,101.80 = 225,514,931.40/x
  3. Step 3: Cross multiply
    245,603,401.20x = 368,405,101.80 × 225,514,931.40
  4. Step 4: Simplify right side
    245,603,401.20x = 83,080,851,259,837,024
  5. Step 5: Solve for x
    x = 83,080,851,259,837,024/245,603,401.20
  6. Step 6: Final answer
    x = 338,272,397.10

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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.