Home / 1,420,028,043.53-1,959,601,109.40-793,501,619.81

Finding the Fourth Proportional to 1,420,028,043.53, 1,959,601,109.40 and 793,501,619.81

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Solution

The fourth proportional to 1,420,028,043.53, 1,959,601,109.40 and 793,501,619.81 is: 1,095,011,229.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,420,028,043.53 : 1,959,601,109.40 = 793,501,619.81 : x
  2. Step 2: Convert to fraction form
    1,420,028,043.53/1,959,601,109.40 = 793,501,619.81/x
  3. Step 3: Cross multiply
    1,420,028,043.53x = 1,959,601,109.40 × 793,501,619.81
  4. Step 4: Simplify right side
    1,420,028,043.53x = 1,554,946,654,480,574,976
  5. Step 5: Solve for x
    x = 1,554,946,654,480,574,976/1,420,028,043.53
  6. Step 6: Final answer
    x = 1,095,011,229.93

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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.