Home / 74,164,268.88-102,339,316.80-42,812,418.29

Finding the Fourth Proportional to 74,164,268.88, 102,339,316.80 and 42,812,418.29

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Solution

The fourth proportional to 74,164,268.88, 102,339,316.80 and 42,812,418.29 is: 59,076,880.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,164,268.88 : 102,339,316.80 = 42,812,418.29 : x
  2. Step 2: Convert to fraction form
    74,164,268.88/102,339,316.80 = 42,812,418.29/x
  3. Step 3: Cross multiply
    74,164,268.88x = 102,339,316.80 × 42,812,418.29
  4. Step 4: Simplify right side
    74,164,268.88x = 4,381,393,637,842,727
  5. Step 5: Solve for x
    x = 4,381,393,637,842,727/74,164,268.88
  6. Step 6: Final answer
    x = 59,076,880.34

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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.