Home / 274,868,140.15-412,302,292.23-80,779,555.59

Finding the Fourth Proportional to 274,868,140.15, 412,302,292.23 and 80,779,555.59

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Solution

The fourth proportional to 274,868,140.15, 412,302,292.23 and 80,779,555.59 is: 121,169,357.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,868,140.15 : 412,302,292.23 = 80,779,555.59 : x
  2. Step 2: Convert to fraction form
    274,868,140.15/412,302,292.23 = 80,779,555.59/x
  3. Step 3: Cross multiply
    274,868,140.15x = 412,302,292.23 × 80,779,555.59
  4. Step 4: Simplify right side
    274,868,140.15x = 33,305,595,935,077,712
  5. Step 5: Solve for x
    x = 33,305,595,935,077,712/274,868,140.15
  6. Step 6: Final answer
    x = 121,169,357.49

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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.