Home / 2,235,255,561.45-3,084,513,688.32-1,231,616,964.14

Finding the Fourth Proportional to 2,235,255,561.45, 3,084,513,688.32 and 1,231,616,964.14

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Solution

The fourth proportional to 2,235,255,561.45, 3,084,513,688.32 and 1,231,616,964.14 is: 1,699,554,829.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,235,255,561.45 : 3,084,513,688.32 = 1,231,616,964.14 : x
  2. Step 2: Convert to fraction form
    2,235,255,561.45/3,084,513,688.32 = 1,231,616,964.14/x
  3. Step 3: Cross multiply
    2,235,255,561.45x = 3,084,513,688.32 × 1,231,616,964.14
  4. Step 4: Simplify right side
    2,235,255,561.45x = 3,798,939,384,648,570,368
  5. Step 5: Solve for x
    x = 3,798,939,384,648,570,368/2,235,255,561.45
  6. Step 6: Final answer
    x = 1,699,554,829.51

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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.