Home / 413,684,670-570,888,782.28-228,052,343.28

Finding the Fourth Proportional to 413,684,670, 570,888,782.28 and 228,052,343.28

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Solution

The fourth proportional to 413,684,670, 570,888,782.28 and 228,052,343.28 is: 314,714,404.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,684,670 : 570,888,782.28 = 228,052,343.28 : x
  2. Step 2: Convert to fraction form
    413,684,670/570,888,782.28 = 228,052,343.28/x
  3. Step 3: Cross multiply
    413,684,670x = 570,888,782.28 × 228,052,343.28
  4. Step 4: Simplify right side
    413,684,670x = 130,192,524,551,219,728
  5. Step 5: Solve for x
    x = 130,192,524,551,219,728/413,684,670
  6. Step 6: Final answer
    x = 314,714,404.46

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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.