Home / 880,590,933.60-1,215,216,270.12-484,120,668.60

Finding the Fourth Proportional to 880,590,933.60, 1,215,216,270.12 and 484,120,668.60

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Solution

The fourth proportional to 880,590,933.60, 1,215,216,270.12 and 484,120,668.60 is: 668,086,952.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,590,933.60 : 1,215,216,270.12 = 484,120,668.60 : x
  2. Step 2: Convert to fraction form
    880,590,933.60/1,215,216,270.12 = 484,120,668.60/x
  3. Step 3: Cross multiply
    880,590,933.60x = 1,215,216,270.12 × 484,120,668.60
  4. Step 4: Simplify right side
    880,590,933.60x = 588,311,313,184,092,544
  5. Step 5: Solve for x
    x = 588,311,313,184,092,544/880,590,933.60
  6. Step 6: Final answer
    x = 668,086,952.45

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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.