Home / 1,424,570,347.61-1,965,905,588.70-798,043,185.77

Finding the Fourth Proportional to 1,424,570,347.61, 1,965,905,588.70 and 798,043,185.77

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Solution

The fourth proportional to 1,424,570,347.61, 1,965,905,588.70 and 798,043,185.77 is: 1,101,298,761.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,424,570,347.61 : 1,965,905,588.70 = 798,043,185.77 : x
  2. Step 2: Convert to fraction form
    1,424,570,347.61/1,965,905,588.70 = 798,043,185.77/x
  3. Step 3: Cross multiply
    1,424,570,347.61x = 1,965,905,588.70 × 798,043,185.77
  4. Step 4: Simplify right side
    1,424,570,347.61x = 1,568,877,558,919,365,888
  5. Step 5: Solve for x
    x = 1,568,877,558,919,365,888/1,424,570,347.61
  6. Step 6: Final answer
    x = 1,101,298,761.10

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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.