Home / 1,485,434,412.48-2,049,856,140.42-850,333,852.20

Finding the Fourth Proportional to 1,485,434,412.48, 2,049,856,140.42 and 850,333,852.20

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Solution

The fourth proportional to 1,485,434,412.48, 2,049,856,140.42 and 850,333,852.20 is: 1,173,435,901.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,434,412.48 : 2,049,856,140.42 = 850,333,852.20 : x
  2. Step 2: Convert to fraction form
    1,485,434,412.48/2,049,856,140.42 = 850,333,852.20/x
  3. Step 3: Cross multiply
    1,485,434,412.48x = 2,049,856,140.42 × 850,333,852.20
  4. Step 4: Simplify right side
    1,485,434,412.48x = 1,743,062,068,339,162,880
  5. Step 5: Solve for x
    x = 1,743,062,068,339,162,880/1,485,434,412.48
  6. Step 6: Final answer
    x = 1,173,435,901.10

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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.