Home / 119,738,291.52-165,238,856.64-64,734,133.44

Finding the Fourth Proportional to 119,738,291.52, 165,238,856.64 and 64,734,133.44

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Solution

The fourth proportional to 119,738,291.52, 165,238,856.64 and 64,734,133.44 is: 89,333,111.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,738,291.52 : 165,238,856.64 = 64,734,133.44 : x
  2. Step 2: Convert to fraction form
    119,738,291.52/165,238,856.64 = 64,734,133.44/x
  3. Step 3: Cross multiply
    119,738,291.52x = 165,238,856.64 × 64,734,133.44
  4. Step 4: Simplify right side
    119,738,291.52x = 10,696,594,195,206,788
  5. Step 5: Solve for x
    x = 10,696,594,195,206,788/119,738,291.52
  6. Step 6: Final answer
    x = 89,333,111.90

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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.