Home / 507,262,207.53-700,021,831.22-281,200,618.35

Finding the Fourth Proportional to 507,262,207.53, 700,021,831.22 and 281,200,618.35

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Solution

The fourth proportional to 507,262,207.53, 700,021,831.22 and 281,200,618.35 is: 388,056,844.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,262,207.53 : 700,021,831.22 = 281,200,618.35 : x
  2. Step 2: Convert to fraction form
    507,262,207.53/700,021,831.22 = 281,200,618.35/x
  3. Step 3: Cross multiply
    507,262,207.53x = 700,021,831.22 × 281,200,618.35
  4. Step 4: Simplify right side
    507,262,207.53x = 196,846,571,796,509,504
  5. Step 5: Solve for x
    x = 196,846,571,796,509,504/507,262,207.53
  6. Step 6: Final answer
    x = 388,056,844.91

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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.