Home / 3,059,793,072.90-4,589,689,609.35-989,724,089.70

Finding the Fourth Proportional to 3,059,793,072.90, 4,589,689,609.35 and 989,724,089.70

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Solution

The fourth proportional to 3,059,793,072.90, 4,589,689,609.35 and 989,724,089.70 is: 1,484,586,134.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,059,793,072.90 : 4,589,689,609.35 = 989,724,089.70 : x
  2. Step 2: Convert to fraction form
    3,059,793,072.90/4,589,689,609.35 = 989,724,089.70/x
  3. Step 3: Cross multiply
    3,059,793,072.90x = 4,589,689,609.35 × 989,724,089.70
  4. Step 4: Simplify right side
    3,059,793,072.90x = 4,542,526,370,619,478,016
  5. Step 5: Solve for x
    x = 4,542,526,370,619,478,016/3,059,793,072.90
  6. Step 6: Final answer
    x = 1,484,586,134.55

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Double scale
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1.5x scale

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.