Home / 1,015,019,373,921.10-1,523,155,306,194.80-470,366,351,819.68

Finding the Fourth Proportional to 1,015,019,373,921.10, 1,523,155,306,194.80 and 470,366,351,819.68

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Solution

The fourth proportional to 1,015,019,373,921.10, 1,523,155,306,194.80 and 470,366,351,819.68 is: 705,839,733,740.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,019,373,921.10 : 1,523,155,306,194.80 = 470,366,351,819.68 : x
  2. Step 2: Convert to fraction form
    1,015,019,373,921.10/1,523,155,306,194.80 = 470,366,351,819.68/x
  3. Step 3: Cross multiply
    1,015,019,373,921.10x = 1,523,155,306,194.80 × 470,366,351,819.68
  4. Step 4: Simplify right side
    1,015,019,373,921.10x = 716,441,004,629,635,664,707,584
  5. Step 5: Solve for x
    x = 716,441,004,629,635,664,707,584/1,015,019,373,921.10
  6. Step 6: Final answer
    x = 705,839,733,740.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.