Home / 5,273,574,479.60-7,274,222,496.07-3,128,662,577.45

Finding the Fourth Proportional to 5,273,574,479.60, 7,274,222,496.07 and 3,128,662,577.45

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Solution

The fourth proportional to 5,273,574,479.60, 7,274,222,496.07 and 3,128,662,577.45 is: 4,315,590,457.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,273,574,479.60 : 7,274,222,496.07 = 3,128,662,577.45 : x
  2. Step 2: Convert to fraction form
    5,273,574,479.60/7,274,222,496.07 = 3,128,662,577.45/x
  3. Step 3: Cross multiply
    5,273,574,479.60x = 7,274,222,496.07 × 3,128,662,577.45
  4. Step 4: Simplify right side
    5,273,574,479.60x = 22,758,587,703,509,504,000
  5. Step 5: Solve for x
    x = 22,758,587,703,509,504,000/5,273,574,479.60
  6. Step 6: Final answer
    x = 4,315,590,457.97

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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.