Home / 142,151,284.30-213,239,939.10-39,914,633.02

Finding the Fourth Proportional to 142,151,284.30, 213,239,939.10 and 39,914,633.02

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Solution

The fourth proportional to 142,151,284.30, 213,239,939.10 and 39,914,633.02 is: 59,875,603.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,151,284.30 : 213,239,939.10 = 39,914,633.02 : x
  2. Step 2: Convert to fraction form
    142,151,284.30/213,239,939.10 = 39,914,633.02/x
  3. Step 3: Cross multiply
    142,151,284.30x = 213,239,939.10 × 39,914,633.02
  4. Step 4: Simplify right side
    142,151,284.30x = 8,511,393,914,383,650
  5. Step 5: Solve for x
    x = 8,511,393,914,383,650/142,151,284.30
  6. Step 6: Final answer
    x = 59,875,603.35

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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.