Home / 3,078,237,616.06-4,247,854,105.32-1,668,511,311.74

Finding the Fourth Proportional to 3,078,237,616.06, 4,247,854,105.32 and 1,668,511,311.74

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Solution

The fourth proportional to 3,078,237,616.06, 4,247,854,105.32 and 1,668,511,311.74 is: 2,302,483,924.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,078,237,616.06 : 4,247,854,105.32 = 1,668,511,311.74 : x
  2. Step 2: Convert to fraction form
    3,078,237,616.06/4,247,854,105.32 = 1,668,511,311.74/x
  3. Step 3: Cross multiply
    3,078,237,616.06x = 4,247,854,105.32 × 1,668,511,311.74
  4. Step 4: Simplify right side
    3,078,237,616.06x = 7,087,592,625,347,617,792
  5. Step 5: Solve for x
    x = 7,087,592,625,347,617,792/3,078,237,616.06
  6. Step 6: Final answer
    x = 2,302,483,924.04

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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.