Home / 1,947,947,486.96-2,688,095,513.44-1,055,855,059.44

Finding the Fourth Proportional to 1,947,947,486.96, 2,688,095,513.44 and 1,055,855,059.44

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Solution

The fourth proportional to 1,947,947,486.96, 2,688,095,513.44 and 1,055,855,059.44 is: 1,457,040,945.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,947,947,486.96 : 2,688,095,513.44 = 1,055,855,059.44 : x
  2. Step 2: Convert to fraction form
    1,947,947,486.96/2,688,095,513.44 = 1,055,855,059.44/x
  3. Step 3: Cross multiply
    1,947,947,486.96x = 2,688,095,513.44 × 1,055,855,059.44
  4. Step 4: Simplify right side
    1,947,947,486.96x = 2,838,239,248,123,588,608
  5. Step 5: Solve for x
    x = 2,838,239,248,123,588,608/1,947,947,486.96
  6. Step 6: Final answer
    x = 1,457,040,945.47

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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.