Home / 119,438,706.99-164,814,907.52-66,511,415.24

Finding the Fourth Proportional to 119,438,706.99, 164,814,907.52 and 66,511,415.24

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Solution

The fourth proportional to 119,438,706.99, 164,814,907.52 and 66,511,415.24 is: 91,779,901.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,438,706.99 : 164,814,907.52 = 66,511,415.24 : x
  2. Step 2: Convert to fraction form
    119,438,706.99/164,814,907.52 = 66,511,415.24/x
  3. Step 3: Cross multiply
    119,438,706.99x = 164,814,907.52 × 66,511,415.24
  4. Step 4: Simplify right side
    119,438,706.99x = 10,962,072,750,648,286
  5. Step 5: Solve for x
    x = 10,962,072,750,648,286/119,438,706.99
  6. Step 6: Final answer
    x = 91,779,901.40

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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.