Home / 227,076,641.12-313,365,890.06-122,654,712.32

Finding the Fourth Proportional to 227,076,641.12, 313,365,890.06 and 122,654,712.32

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Solution

The fourth proportional to 227,076,641.12, 313,365,890.06 and 122,654,712.32 is: 169,263,570.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,076,641.12 : 313,365,890.06 = 122,654,712.32 : x
  2. Step 2: Convert to fraction form
    227,076,641.12/313,365,890.06 = 122,654,712.32/x
  3. Step 3: Cross multiply
    227,076,641.12x = 313,365,890.06 × 122,654,712.32
  4. Step 4: Simplify right side
    227,076,641.12x = 38,435,803,096,210,048
  5. Step 5: Solve for x
    x = 38,435,803,096,210,048/227,076,641.12
  6. Step 6: Final answer
    x = 169,263,570.69

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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.