Home / 1,292,782,259.76-1,932,090,057.65-943,763,282.24

Finding the Fourth Proportional to 1,292,782,259.76, 1,932,090,057.65 and 943,763,282.24

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Solution

The fourth proportional to 1,292,782,259.76, 1,932,090,057.65 and 943,763,282.24 is: 1,410,473,914.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,292,782,259.76 : 1,932,090,057.65 = 943,763,282.24 : x
  2. Step 2: Convert to fraction form
    1,292,782,259.76/1,932,090,057.65 = 943,763,282.24/x
  3. Step 3: Cross multiply
    1,292,782,259.76x = 1,932,090,057.65 × 943,763,282.24
  4. Step 4: Simplify right side
    1,292,782,259.76x = 1,823,435,654,376,655,616
  5. Step 5: Solve for x
    x = 1,823,435,654,376,655,616/1,292,782,259.76
  6. Step 6: Final answer
    x = 1,410,473,914.39

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.