Home / 2,987,183,875.67-4,122,319,853.31-1,649,075,806.02

Finding the Fourth Proportional to 2,987,183,875.67, 4,122,319,853.31 and 1,649,075,806.02

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Solution

The fourth proportional to 2,987,183,875.67, 4,122,319,853.31 and 1,649,075,806.02 is: 2,275,727,982.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,987,183,875.67 : 4,122,319,853.31 = 1,649,075,806.02 : x
  2. Step 2: Convert to fraction form
    2,987,183,875.67/4,122,319,853.31 = 1,649,075,806.02/x
  3. Step 3: Cross multiply
    2,987,183,875.67x = 4,122,319,853.31 × 1,649,075,806.02
  4. Step 4: Simplify right side
    2,987,183,875.67x = 6,798,017,934,771,496,960
  5. Step 5: Solve for x
    x = 6,798,017,934,771,496,960/2,987,183,875.67
  6. Step 6: Final answer
    x = 2,275,727,982.51

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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.