Home / 341,172,024.10-511,758,036.15-338,621,107.30

Finding the Fourth Proportional to 341,172,024.10, 511,758,036.15 and 338,621,107.30

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Solution

The fourth proportional to 341,172,024.10, 511,758,036.15 and 338,621,107.30 is: 507,931,660.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,172,024.10 : 511,758,036.15 = 338,621,107.30 : x
  2. Step 2: Convert to fraction form
    341,172,024.10/511,758,036.15 = 338,621,107.30/x
  3. Step 3: Cross multiply
    341,172,024.10x = 511,758,036.15 × 338,621,107.30
  4. Step 4: Simplify right side
    341,172,024.10x = 173,292,072,870,786,432
  5. Step 5: Solve for x
    x = 173,292,072,870,786,432/341,172,024.10
  6. Step 6: Final answer
    x = 507,931,660.95

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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.