Home / 526,409,597.66-726,467,939.19-291,460,256.37

Finding the Fourth Proportional to 526,409,597.66, 726,467,939.19 and 291,460,256.37

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Solution

The fourth proportional to 526,409,597.66, 726,467,939.19 and 291,460,256.37 is: 402,227,719.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,409,597.66 : 726,467,939.19 = 291,460,256.37 : x
  2. Step 2: Convert to fraction form
    526,409,597.66/726,467,939.19 = 291,460,256.37/x
  3. Step 3: Cross multiply
    526,409,597.66x = 726,467,939.19 × 291,460,256.37
  4. Step 4: Simplify right side
    526,409,597.66x = 211,736,531,800,902,976
  5. Step 5: Solve for x
    x = 211,736,531,800,902,976/526,409,597.66
  6. Step 6: Final answer
    x = 402,227,719.15

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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.