Home / 838,293,260,971.80-1,257,651,501,970-233,917,958,779.50

Finding the Fourth Proportional to 838,293,260,971.80, 1,257,651,501,970 and 233,917,958,779.50

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Solution

The fourth proportional to 838,293,260,971.80, 1,257,651,501,970 and 233,917,958,779.50 is: 350,935,986,119.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,293,260,971.80 : 1,257,651,501,970 = 233,917,958,779.50 : x
  2. Step 2: Convert to fraction form
    838,293,260,971.80/1,257,651,501,970 = 233,917,958,779.50/x
  3. Step 3: Cross multiply
    838,293,260,971.80x = 1,257,651,501,970 × 233,917,958,779.50
  4. Step 4: Simplify right side
    838,293,260,971.80x = 294,187,272,196,794,718,617,600
  5. Step 5: Solve for x
    x = 294,187,272,196,794,718,617,600/838,293,260,971.80
  6. Step 6: Final answer
    x = 350,935,986,119.89

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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.