Home / 1,947,947,288.95-2,688,095,241.50-1,055,854,862.03

Finding the Fourth Proportional to 1,947,947,288.95, 2,688,095,241.50 and 1,055,854,862.03

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Solution

The fourth proportional to 1,947,947,288.95, 2,688,095,241.50 and 1,055,854,862.03 is: 1,457,040,673.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,947,947,288.95 : 2,688,095,241.50 = 1,055,854,862.03 : x
  2. Step 2: Convert to fraction form
    1,947,947,288.95/2,688,095,241.50 = 1,055,854,862.03/x
  3. Step 3: Cross multiply
    1,947,947,288.95x = 2,688,095,241.50 × 1,055,854,862.03
  4. Step 4: Simplify right side
    1,947,947,288.95x = 2,838,238,430,337,481,728
  5. Step 5: Solve for x
    x = 2,838,238,430,337,481,728/1,947,947,288.95
  6. Step 6: Final answer
    x = 1,457,040,673.76

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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.