Home / 531,400,223.14-797,046,516.02-143,262,288.78

Finding the Fourth Proportional to 531,400,223.14, 797,046,516.02 and 143,262,288.78

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Solution

The fourth proportional to 531,400,223.14, 797,046,516.02 and 143,262,288.78 is: 214,878,923.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,400,223.14 : 797,046,516.02 = 143,262,288.78 : x
  2. Step 2: Convert to fraction form
    531,400,223.14/797,046,516.02 = 143,262,288.78/x
  3. Step 3: Cross multiply
    531,400,223.14x = 797,046,516.02 × 143,262,288.78
  4. Step 4: Simplify right side
    531,400,223.14x = 114,186,708,149,150,128
  5. Step 5: Solve for x
    x = 114,186,708,149,150,128/531,400,223.14
  6. Step 6: Final answer
    x = 214,878,923.98

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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.