Home / 341,172,278.60-511,758,417.90-122,856,315.80

Finding the Fourth Proportional to 341,172,278.60, 511,758,417.90 and 122,856,315.80

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Solution

The fourth proportional to 341,172,278.60, 511,758,417.90 and 122,856,315.80 is: 184,284,473.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,172,278.60 : 511,758,417.90 = 122,856,315.80 : x
  2. Step 2: Convert to fraction form
    341,172,278.60/511,758,417.90 = 122,856,315.80/x
  3. Step 3: Cross multiply
    341,172,278.60x = 511,758,417.90 × 122,856,315.80
  4. Step 4: Simplify right side
    341,172,278.60x = 62,872,753,802,830,768
  5. Step 5: Solve for x
    x = 62,872,753,802,830,768/341,172,278.60
  6. Step 6: Final answer
    x = 184,284,473.70

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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.