Home / 228,586,667.76-342,879,068.52-83,019,947.76

Finding the Fourth Proportional to 228,586,667.76, 342,879,068.52 and 83,019,947.76

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Solution

The fourth proportional to 228,586,667.76, 342,879,068.52 and 83,019,947.76 is: 124,529,582.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,586,667.76 : 342,879,068.52 = 83,019,947.76 : x
  2. Step 2: Convert to fraction form
    228,586,667.76/342,879,068.52 = 83,019,947.76/x
  3. Step 3: Cross multiply
    228,586,667.76x = 342,879,068.52 × 83,019,947.76
  4. Step 4: Simplify right side
    228,586,667.76x = 28,465,802,356,527,860
  5. Step 5: Solve for x
    x = 28,465,802,356,527,860/228,586,667.76
  6. Step 6: Final answer
    x = 124,529,582.74

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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.