Home / 1,580,438,676,382.10-2,370,198,111,110.70-612,131,148,085.30

Finding the Fourth Proportional to 1,580,438,676,382.10, 2,370,198,111,110.70 and 612,131,148,085.30

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Solution

The fourth proportional to 1,580,438,676,382.10, 2,370,198,111,110.70 and 612,131,148,085.30 is: 918,018,593,587.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,438,676,382.10 : 2,370,198,111,110.70 = 612,131,148,085.30 : x
  2. Step 2: Convert to fraction form
    1,580,438,676,382.10/2,370,198,111,110.70 = 612,131,148,085.30/x
  3. Step 3: Cross multiply
    1,580,438,676,382.10x = 2,370,198,111,110.70 × 612,131,148,085.30
  4. Step 4: Simplify right side
    1,580,438,676,382.10x = 1,450,872,090,943,802,409,222,144
  5. Step 5: Solve for x
    x = 1,450,872,090,943,802,409,222,144/1,580,438,676,382.10
  6. Step 6: Final answer
    x = 918,018,593,587.64

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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.