Home / 526,409,598.16-726,467,939.88-291,460,256.87

Finding the Fourth Proportional to 526,409,598.16, 726,467,939.88 and 291,460,256.87

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Solution

The fourth proportional to 526,409,598.16, 726,467,939.88 and 291,460,256.87 is: 402,227,719.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,409,598.16 : 726,467,939.88 = 291,460,256.87 : x
  2. Step 2: Convert to fraction form
    526,409,598.16/726,467,939.88 = 291,460,256.87/x
  3. Step 3: Cross multiply
    526,409,598.16x = 726,467,939.88 × 291,460,256.87
  4. Step 4: Simplify right side
    526,409,598.16x = 211,736,532,365,244,512
  5. Step 5: Solve for x
    x = 211,736,532,365,244,512/526,409,598.16
  6. Step 6: Final answer
    x = 402,227,719.84

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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.