Home / 1,291,037,608.42-1,936,549,971.74-504,171,210.31

Finding the Fourth Proportional to 1,291,037,608.42, 1,936,549,971.74 and 504,171,210.31

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Solution

The fourth proportional to 1,291,037,608.42, 1,936,549,971.74 and 504,171,210.31 is: 756,254,300.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,291,037,608.42 : 1,936,549,971.74 = 504,171,210.31 : x
  2. Step 2: Convert to fraction form
    1,291,037,608.42/1,936,549,971.74 = 504,171,210.31/x
  3. Step 3: Cross multiply
    1,291,037,608.42x = 1,936,549,971.74 × 504,171,210.31
  4. Step 4: Simplify right side
    1,291,037,608.42x = 976,352,743,074,371,200
  5. Step 5: Solve for x
    x = 976,352,743,074,371,200/1,291,037,608.42
  6. Step 6: Final answer
    x = 756,254,300.19

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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.