Home / 101,551,643.52-152,330,196.16-28,760,907.84

Finding the Fourth Proportional to 101,551,643.52, 152,330,196.16 and 28,760,907.84

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Solution

The fourth proportional to 101,551,643.52, 152,330,196.16 and 28,760,907.84 is: 43,142,135.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,551,643.52 : 152,330,196.16 = 28,760,907.84 : x
  2. Step 2: Convert to fraction form
    101,551,643.52/152,330,196.16 = 28,760,907.84/x
  3. Step 3: Cross multiply
    101,551,643.52x = 152,330,196.16 × 28,760,907.84
  4. Step 4: Simplify right side
    101,551,643.52x = 4,381,154,733,006,882
  5. Step 5: Solve for x
    x = 4,381,154,733,006,882/101,551,643.52
  6. Step 6: Final answer
    x = 43,142,135.19

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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.