Home / 1,560,943,112.37-2,342,702,840.72-784,809,354.93

Finding the Fourth Proportional to 1,560,943,112.37, 2,342,702,840.72 and 784,809,354.93

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Solution

The fourth proportional to 1,560,943,112.37, 2,342,702,840.72 and 784,809,354.93 is: 1,177,861,698.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,943,112.37 : 2,342,702,840.72 = 784,809,354.93 : x
  2. Step 2: Convert to fraction form
    1,560,943,112.37/2,342,702,840.72 = 784,809,354.93/x
  3. Step 3: Cross multiply
    1,560,943,112.37x = 2,342,702,840.72 × 784,809,354.93
  4. Step 4: Simplify right side
    1,560,943,112.37x = 1,838,575,105,214,217,728
  5. Step 5: Solve for x
    x = 1,838,575,105,214,217,728/1,560,943,112.37
  6. Step 6: Final answer
    x = 1,177,861,698.25

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Double scale
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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.