Home / 5,169,266,649.15-7,133,399,642.32-2,880,280,590.94

Finding the Fourth Proportional to 5,169,266,649.15, 7,133,399,642.32 and 2,880,280,590.94

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Solution

The fourth proportional to 5,169,266,649.15, 7,133,399,642.32 and 2,880,280,590.94 is: 3,974,682,277.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,169,266,649.15 : 7,133,399,642.32 = 2,880,280,590.94 : x
  2. Step 2: Convert to fraction form
    5,169,266,649.15/7,133,399,642.32 = 2,880,280,590.94/x
  3. Step 3: Cross multiply
    5,169,266,649.15x = 7,133,399,642.32 × 2,880,280,590.94
  4. Step 4: Simplify right side
    5,169,266,649.15x = 20,546,192,537,192,632,320
  5. Step 5: Solve for x
    x = 20,546,192,537,192,632,320/5,169,266,649.15
  6. Step 6: Final answer
    x = 3,974,682,277.33

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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.