Home / 365,958,006.40-548,937,009.60-314,939,670.40

Finding the Fourth Proportional to 365,958,006.40, 548,937,009.60 and 314,939,670.40

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Solution

The fourth proportional to 365,958,006.40, 548,937,009.60 and 314,939,670.40 is: 472,409,505.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,958,006.40 : 548,937,009.60 = 314,939,670.40 : x
  2. Step 2: Convert to fraction form
    365,958,006.40/548,937,009.60 = 314,939,670.40/x
  3. Step 3: Cross multiply
    365,958,006.40x = 548,937,009.60 × 314,939,670.40
  4. Step 4: Simplify right side
    365,958,006.40x = 172,882,040,873,785,632
  5. Step 5: Solve for x
    x = 172,882,040,873,785,632/365,958,006.40
  6. Step 6: Final answer
    x = 472,409,505.60

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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.