Home / 1,699,360,919.52-2,549,313,781.72-716,932,169.16

Finding the Fourth Proportional to 1,699,360,919.52, 2,549,313,781.72 and 716,932,169.16

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Solution

The fourth proportional to 1,699,360,919.52, 2,549,313,781.72 and 716,932,169.16 is: 1,075,513,175.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,699,360,919.52 : 2,549,313,781.72 = 716,932,169.16 : x
  2. Step 2: Convert to fraction form
    1,699,360,919.52/2,549,313,781.72 = 716,932,169.16/x
  3. Step 3: Cross multiply
    1,699,360,919.52x = 2,549,313,781.72 × 716,932,169.16
  4. Step 4: Simplify right side
    1,699,360,919.52x = 1,827,685,059,398,002,176
  5. Step 5: Solve for x
    x = 1,827,685,059,398,002,176/1,699,360,919.52
  6. Step 6: Final answer
    x = 1,075,513,175.81

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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.