Home / 3,078,824,074.32-4,248,810,517.36-1,808,718,594.96

Finding the Fourth Proportional to 3,078,824,074.32, 4,248,810,517.36 and 1,808,718,594.96

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Solution

The fourth proportional to 3,078,824,074.32, 4,248,810,517.36 and 1,808,718,594.96 is: 2,496,051,220.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,078,824,074.32 : 4,248,810,517.36 = 1,808,718,594.96 : x
  2. Step 2: Convert to fraction form
    3,078,824,074.32/4,248,810,517.36 = 1,808,718,594.96/x
  3. Step 3: Cross multiply
    3,078,824,074.32x = 4,248,810,517.36 × 1,808,718,594.96
  4. Step 4: Simplify right side
    3,078,824,074.32x = 7,684,902,589,210,650,624
  5. Step 5: Solve for x
    x = 7,684,902,589,210,650,624/3,078,824,074.32
  6. Step 6: Final answer
    x = 2,496,051,220.76

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Double scale
Find fourth proportional to 3,078,824,075.32, 4,248,810,518.74 and 1,808,718,595.96
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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.