Home / 31,528,591,948.14-43,277,694,417.89-27,880,365,219.18

Finding the Fourth Proportional to 31,528,591,948.14, 43,277,694,417.89 and 27,880,365,219.18

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Solution

The fourth proportional to 31,528,591,948.14, 43,277,694,417.89 and 27,880,365,219.18 is: 38,269,959,159.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,528,591,948.14 : 43,277,694,417.89 = 27,880,365,219.18 : x
  2. Step 2: Convert to fraction form
    31,528,591,948.14/43,277,694,417.89 = 27,880,365,219.18/x
  3. Step 3: Cross multiply
    31,528,591,948.14x = 43,277,694,417.89 × 27,880,365,219.18
  4. Step 4: Simplify right side
    31,528,591,948.14x = 1,206,597,926,214,701,416,448
  5. Step 5: Solve for x
    x = 1,206,597,926,214,701,416,448/31,528,591,948.14
  6. Step 6: Final answer
    x = 38,269,959,159.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.