Home / 526,774,178.54-726,993,007.43-291,898,514.18

Finding the Fourth Proportional to 526,774,178.54, 726,993,007.43 and 291,898,514.18

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Solution

The fourth proportional to 526,774,178.54, 726,993,007.43 and 291,898,514.18 is: 402,844,686.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,774,178.54 : 726,993,007.43 = 291,898,514.18 : x
  2. Step 2: Convert to fraction form
    526,774,178.54/726,993,007.43 = 291,898,514.18/x
  3. Step 3: Cross multiply
    526,774,178.54x = 726,993,007.43 × 291,898,514.18
  4. Step 4: Simplify right side
    526,774,178.54x = 212,208,178,682,972,224
  5. Step 5: Solve for x
    x = 212,208,178,682,972,224/526,774,178.54
  6. Step 6: Final answer
    x = 402,844,686.26

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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.