Home / 1,020,224,410,062.80-1,530,342,335,600-340,300,900,121.85

Finding the Fourth Proportional to 1,020,224,410,062.80, 1,530,342,335,600 and 340,300,900,121.85

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Solution

The fourth proportional to 1,020,224,410,062.80, 1,530,342,335,600 and 340,300,900,121.85 is: 510,453,258,285.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,224,410,062.80 : 1,530,342,335,600 = 340,300,900,121.85 : x
  2. Step 2: Convert to fraction form
    1,020,224,410,062.80/1,530,342,335,600 = 340,300,900,121.85/x
  3. Step 3: Cross multiply
    1,020,224,410,062.80x = 1,530,342,335,600 × 340,300,900,121.85
  4. Step 4: Simplify right side
    1,020,224,410,062.80x = 520,776,874,299,254,231,793,664
  5. Step 5: Solve for x
    x = 520,776,874,299,254,231,793,664/1,020,224,410,062.80
  6. Step 6: Final answer
    x = 510,453,258,285.79

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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.