Home / 1,242,728,865,526.70-1,702,510,233,218.10-1,196,265,229,160.80

Finding the Fourth Proportional to 1,242,728,865,526.70, 1,702,510,233,218.10 and 1,196,265,229,160.80

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Solution

The fourth proportional to 1,242,728,865,526.70, 1,702,510,233,218.10 and 1,196,265,229,160.80 is: 1,638,856,109,957.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,728,865,526.70 : 1,702,510,233,218.10 = 1,196,265,229,160.80 : x
  2. Step 2: Convert to fraction form
    1,242,728,865,526.70/1,702,510,233,218.10 = 1,196,265,229,160.80/x
  3. Step 3: Cross multiply
    1,242,728,865,526.70x = 1,702,510,233,218.10 × 1,196,265,229,160.80
  4. Step 4: Simplify right side
    1,242,728,865,526.70x = 2,036,653,794,289,257,554,116,608
  5. Step 5: Solve for x
    x = 2,036,653,794,289,257,554,116,608/1,242,728,865,526.70
  6. Step 6: Final answer
    x = 1,638,856,109,957.72

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.