Home / 5,169,266,648.15-7,133,399,640.95-2,880,280,589.94

Finding the Fourth Proportional to 5,169,266,648.15, 7,133,399,640.95 and 2,880,280,589.94

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Solution

The fourth proportional to 5,169,266,648.15, 7,133,399,640.95 and 2,880,280,589.94 is: 3,974,682,275.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,169,266,648.15 : 7,133,399,640.95 = 2,880,280,589.94 : x
  2. Step 2: Convert to fraction form
    5,169,266,648.15/7,133,399,640.95 = 2,880,280,589.94/x
  3. Step 3: Cross multiply
    5,169,266,648.15x = 7,133,399,640.95 × 2,880,280,589.94
  4. Step 4: Simplify right side
    5,169,266,648.15x = 20,546,192,526,098,849,792
  5. Step 5: Solve for x
    x = 20,546,192,526,098,849,792/5,169,266,648.15
  6. Step 6: Final answer
    x = 3,974,682,275.96

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Double scale
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1.5x scale

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.