Home / 1,025,042,620.32-1,537,826,020.56-298,031,332.32

Finding the Fourth Proportional to 1,025,042,620.32, 1,537,826,020.56 and 298,031,332.32

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Solution

The fourth proportional to 1,025,042,620.32, 1,537,826,020.56 and 298,031,332.32 is: 447,123,201.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,042,620.32 : 1,537,826,020.56 = 298,031,332.32 : x
  2. Step 2: Convert to fraction form
    1,025,042,620.32/1,537,826,020.56 = 298,031,332.32/x
  3. Step 3: Cross multiply
    1,025,042,620.32x = 1,537,826,020.56 × 298,031,332.32
  4. Step 4: Simplify right side
    1,025,042,620.32x = 458,320,337,783,860,480
  5. Step 5: Solve for x
    x = 458,320,337,783,860,480/1,025,042,620.32
  6. Step 6: Final answer
    x = 447,123,201.22

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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.