Home / 112,315,554.08-168,452,022.72-54,749,929.76

Finding the Fourth Proportional to 112,315,554.08, 168,452,022.72 and 54,749,929.76

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Solution

The fourth proportional to 112,315,554.08, 168,452,022.72 and 54,749,929.76 is: 82,114,507.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,315,554.08 : 168,452,022.72 = 54,749,929.76 : x
  2. Step 2: Convert to fraction form
    112,315,554.08/168,452,022.72 = 54,749,929.76/x
  3. Step 3: Cross multiply
    112,315,554.08x = 168,452,022.72 × 54,749,929.76
  4. Step 4: Simplify right side
    112,315,554.08x = 9,222,736,411,849,924
  5. Step 5: Solve for x
    x = 9,222,736,411,849,924/112,315,554.08
  6. Step 6: Final answer
    x = 82,114,507.54

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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.