Home / 133,016,422.66-183,560,929.41-74,280,119.92

Finding the Fourth Proportional to 133,016,422.66, 183,560,929.41 and 74,280,119.92

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Solution

The fourth proportional to 133,016,422.66, 183,560,929.41 and 74,280,119.92 is: 102,505,597.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,016,422.66 : 183,560,929.41 = 74,280,119.92 : x
  2. Step 2: Convert to fraction form
    133,016,422.66/183,560,929.41 = 74,280,119.92/x
  3. Step 3: Cross multiply
    133,016,422.66x = 183,560,929.41 × 74,280,119.92
  4. Step 4: Simplify right side
    133,016,422.66x = 13,634,927,849,021,104
  5. Step 5: Solve for x
    x = 13,634,927,849,021,104/133,016,422.66
  6. Step 6: Final answer
    x = 102,505,597.25

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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.