Home / 526,774,179.29-726,993,008.46-291,898,514.93

Finding the Fourth Proportional to 526,774,179.29, 726,993,008.46 and 291,898,514.93

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Solution

The fourth proportional to 526,774,179.29, 726,993,008.46 and 291,898,514.93 is: 402,844,687.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,774,179.29 : 726,993,008.46 = 291,898,514.93 : x
  2. Step 2: Convert to fraction form
    526,774,179.29/726,993,008.46 = 291,898,514.93/x
  3. Step 3: Cross multiply
    526,774,179.29x = 726,993,008.46 × 291,898,514.93
  4. Step 4: Simplify right side
    526,774,179.29x = 212,208,179,530,331,968
  5. Step 5: Solve for x
    x = 212,208,179,530,331,968/526,774,179.29
  6. Step 6: Final answer
    x = 402,844,687.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.