Home / 130,408,114.98-179,965,298.16-74,653,311.27

Finding the Fourth Proportional to 130,408,114.98, 179,965,298.16 and 74,653,311.27

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Solution

The fourth proportional to 130,408,114.98, 179,965,298.16 and 74,653,311.27 is: 103,022,771.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,408,114.98 : 179,965,298.16 = 74,653,311.27 : x
  2. Step 2: Convert to fraction form
    130,408,114.98/179,965,298.16 = 74,653,311.27/x
  3. Step 3: Cross multiply
    130,408,114.98x = 179,965,298.16 × 74,653,311.27
  4. Step 4: Simplify right side
    130,408,114.98x = 13,435,005,421,336,838
  5. Step 5: Solve for x
    x = 13,435,005,421,336,838/130,408,114.98
  6. Step 6: Final answer
    x = 103,022,771.42

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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.