Home / 2,415,788,789.12-3,333,399,621.44-1,358,453,720.96

Finding the Fourth Proportional to 2,415,788,789.12, 3,333,399,621.44 and 1,358,453,720.96

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Solution

The fourth proportional to 2,415,788,789.12, 3,333,399,621.44 and 1,358,453,720.96 is: 1,874,447,443.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,415,788,789.12 : 3,333,399,621.44 = 1,358,453,720.96 : x
  2. Step 2: Convert to fraction form
    2,415,788,789.12/3,333,399,621.44 = 1,358,453,720.96/x
  3. Step 3: Cross multiply
    2,415,788,789.12x = 3,333,399,621.44 × 1,358,453,720.96
  4. Step 4: Simplify right side
    2,415,788,789.12x = 4,528,269,119,191,823,360
  5. Step 5: Solve for x
    x = 4,528,269,119,191,823,360/2,415,788,789.12
  6. Step 6: Final answer
    x = 1,874,447,443.25

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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.