Home / 132,742,703.20-198,715,923.60-116,817,455.20

Finding the Fourth Proportional to 132,742,703.20, 198,715,923.60 and 116,817,455.20

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Solution

The fourth proportional to 132,742,703.20, 198,715,923.60 and 116,817,455.20 is: 174,875,815.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,742,703.20 : 198,715,923.60 = 116,817,455.20 : x
  2. Step 2: Convert to fraction form
    132,742,703.20/198,715,923.60 = 116,817,455.20/x
  3. Step 3: Cross multiply
    132,742,703.20x = 198,715,923.60 × 116,817,455.20
  4. Step 4: Simplify right side
    132,742,703.20x = 23,213,488,502,669,624
  5. Step 5: Solve for x
    x = 23,213,488,502,669,624/132,742,703.20
  6. Step 6: Final answer
    x = 174,875,815.72

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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.