Home / 133,016,495.10-183,561,029.35-74,280,192.36

Finding the Fourth Proportional to 133,016,495.10, 183,561,029.35 and 74,280,192.36

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Solution

The fourth proportional to 133,016,495.10, 183,561,029.35 and 74,280,192.36 is: 102,505,697.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,016,495.10 : 183,561,029.35 = 74,280,192.36 : x
  2. Step 2: Convert to fraction form
    133,016,495.10/183,561,029.35 = 74,280,192.36/x
  3. Step 3: Cross multiply
    133,016,495.10x = 183,561,029.35 × 74,280,192.36
  4. Step 4: Simplify right side
    133,016,495.10x = 13,634,948,569,917,606
  5. Step 5: Solve for x
    x = 13,634,948,569,917,606/133,016,495.10
  6. Step 6: Final answer
    x = 102,505,697.20

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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.