Home / 660,169,144.98-911,055,262.50-362,821,926.96

Finding the Fourth Proportional to 660,169,144.98, 911,055,262.50 and 362,821,926.96

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Solution

The fourth proportional to 660,169,144.98, 911,055,262.50 and 362,821,926.96 is: 500,706,263.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    660,169,144.98 : 911,055,262.50 = 362,821,926.96 : x
  2. Step 2: Convert to fraction form
    660,169,144.98/911,055,262.50 = 362,821,926.96/x
  3. Step 3: Cross multiply
    660,169,144.98x = 911,055,262.50 × 362,821,926.96
  4. Step 4: Simplify right side
    660,169,144.98x = 330,550,825,907,298,624
  5. Step 5: Solve for x
    x = 330,550,825,907,298,624/660,169,144.98
  6. Step 6: Final answer
    x = 500,706,263.57

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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.