Home / 2,775,861,843.73-3,830,666,671.49-1,505,699,647.88

Finding the Fourth Proportional to 2,775,861,843.73, 3,830,666,671.49 and 1,505,699,647.88

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Solution

The fourth proportional to 2,775,861,843.73, 3,830,666,671.49 and 1,505,699,647.88 is: 2,077,853,215.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,775,861,843.73 : 3,830,666,671.49 = 1,505,699,647.88 : x
  2. Step 2: Convert to fraction form
    2,775,861,843.73/3,830,666,671.49 = 1,505,699,647.88/x
  3. Step 3: Cross multiply
    2,775,861,843.73x = 3,830,666,671.49 × 1,505,699,647.88
  4. Step 4: Simplify right side
    2,775,861,843.73x = 5,767,833,458,381,462,528
  5. Step 5: Solve for x
    x = 5,767,833,458,381,462,528/2,775,861,843.73
  6. Step 6: Final answer
    x = 2,077,853,215.72

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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.