Home / 1,890,276,171.09-2,835,391,448.64-491,136,638.93

Finding the Fourth Proportional to 1,890,276,171.09, 2,835,391,448.64 and 491,136,638.93

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Solution

The fourth proportional to 1,890,276,171.09, 2,835,391,448.64 and 491,136,638.93 is: 736,699,032.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,890,276,171.09 : 2,835,391,448.64 = 491,136,638.93 : x
  2. Step 2: Convert to fraction form
    1,890,276,171.09/2,835,391,448.64 = 491,136,638.93/x
  3. Step 3: Cross multiply
    1,890,276,171.09x = 2,835,391,448.64 × 491,136,638.93
  4. Step 4: Simplify right side
    1,890,276,171.09x = 1,392,564,626,135,913,216
  5. Step 5: Solve for x
    x = 1,392,564,626,135,913,216/1,890,276,171.09
  6. Step 6: Final answer
    x = 736,699,032.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.