Home / 1,606,186,525.32-2,403,643,217.76-1,290,276,292.25

Finding the Fourth Proportional to 1,606,186,525.32, 2,403,643,217.76 and 1,290,276,292.25

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Solution

The fourth proportional to 1,606,186,525.32, 2,403,643,217.76 and 1,290,276,292.25 is: 1,930,886,487.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,606,186,525.32 : 2,403,643,217.76 = 1,290,276,292.25 : x
  2. Step 2: Convert to fraction form
    1,606,186,525.32/2,403,643,217.76 = 1,290,276,292.25/x
  3. Step 3: Cross multiply
    1,606,186,525.32x = 2,403,643,217.76 × 1,290,276,292.25
  4. Step 4: Simplify right side
    1,606,186,525.32x = 3,101,363,858,891,213,824
  5. Step 5: Solve for x
    x = 3,101,363,858,891,213,824/1,606,186,525.32
  6. Step 6: Final answer
    x = 1,930,886,487.96

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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.