Home / 89,390,168.52-134,179,075.08-79,220,093.64

Finding the Fourth Proportional to 89,390,168.52, 134,179,075.08 and 79,220,093.64

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Solution

The fourth proportional to 89,390,168.52, 134,179,075.08 and 79,220,093.64 is: 118,913,288.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,390,168.52 : 134,179,075.08 = 79,220,093.64 : x
  2. Step 2: Convert to fraction form
    89,390,168.52/134,179,075.08 = 79,220,093.64/x
  3. Step 3: Cross multiply
    89,390,168.52x = 134,179,075.08 × 79,220,093.64
  4. Step 4: Simplify right side
    89,390,168.52x = 10,629,678,892,366,190
  5. Step 5: Solve for x
    x = 10,629,678,892,366,190/89,390,168.52
  6. Step 6: Final answer
    x = 118,913,288.43

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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.