Home / 1,728,122,435.70-2,384,552,419.05-1,049,586,289.30

Finding the Fourth Proportional to 1,728,122,435.70, 2,384,552,419.05 and 1,049,586,289.30

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Solution

The fourth proportional to 1,728,122,435.70, 2,384,552,419.05 and 1,049,586,289.30 is: 1,448,273,266.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,122,435.70 : 2,384,552,419.05 = 1,049,586,289.30 : x
  2. Step 2: Convert to fraction form
    1,728,122,435.70/2,384,552,419.05 = 1,049,586,289.30/x
  3. Step 3: Cross multiply
    1,728,122,435.70x = 2,384,552,419.05 × 1,049,586,289.30
  4. Step 4: Simplify right side
    1,728,122,435.70x = 2,502,793,525,152,028,160
  5. Step 5: Solve for x
    x = 2,502,793,525,152,028,160/1,728,122,435.70
  6. Step 6: Final answer
    x = 1,448,273,266.67

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Double scale
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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.