Home / 341,172,025.10-511,758,037.65-338,621,108.30

Finding the Fourth Proportional to 341,172,025.10, 511,758,037.65 and 338,621,108.30

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Solution

The fourth proportional to 341,172,025.10, 511,758,037.65 and 338,621,108.30 is: 507,931,662.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,172,025.10 : 511,758,037.65 = 338,621,108.30 : x
  2. Step 2: Convert to fraction form
    341,172,025.10/511,758,037.65 = 338,621,108.30/x
  3. Step 3: Cross multiply
    341,172,025.10x = 511,758,037.65 × 338,621,108.30
  4. Step 4: Simplify right side
    341,172,025.10x = 173,292,073,890,476,128
  5. Step 5: Solve for x
    x = 173,292,073,890,476,128/341,172,025.10
  6. Step 6: Final answer
    x = 507,931,662.45

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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.