Home / 5,528,073,258-7,628,791,856.58-3,149,175,938.22

Finding the Fourth Proportional to 5,528,073,258, 7,628,791,856.58 and 3,149,175,938.22

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Solution

The fourth proportional to 5,528,073,258, 7,628,791,856.58 and 3,149,175,938.22 is: 4,345,891,711.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,528,073,258 : 7,628,791,856.58 = 3,149,175,938.22 : x
  2. Step 2: Convert to fraction form
    5,528,073,258/7,628,791,856.58 = 3,149,175,938.22/x
  3. Step 3: Cross multiply
    5,528,073,258x = 7,628,791,856.58 × 3,149,175,938.22
  4. Step 4: Simplify right side
    5,528,073,258x = 24,024,407,752,430,415,872
  5. Step 5: Solve for x
    x = 24,024,407,752,430,415,872/5,528,073,258
  6. Step 6: Final answer
    x = 4,345,891,711.49

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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.