Home / 298,935,552.10-448,403,328.15-80,585,472.10

Finding the Fourth Proportional to 298,935,552.10, 448,403,328.15 and 80,585,472.10

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Solution

The fourth proportional to 298,935,552.10, 448,403,328.15 and 80,585,472.10 is: 120,878,208.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,935,552.10 : 448,403,328.15 = 80,585,472.10 : x
  2. Step 2: Convert to fraction form
    298,935,552.10/448,403,328.15 = 80,585,472.10/x
  3. Step 3: Cross multiply
    298,935,552.10x = 448,403,328.15 × 80,585,472.10
  4. Step 4: Simplify right side
    298,935,552.10x = 36,134,793,890,178,968
  5. Step 5: Solve for x
    x = 36,134,793,890,178,968/298,935,552.10
  6. Step 6: Final answer
    x = 120,878,208.15

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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.