Home / 1,580,438,676,378.10-2,370,198,111,104.70-612,131,148,081.30

Finding the Fourth Proportional to 1,580,438,676,378.10, 2,370,198,111,104.70 and 612,131,148,081.30

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Solution

The fourth proportional to 1,580,438,676,378.10, 2,370,198,111,104.70 and 612,131,148,081.30 is: 918,018,593,581.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,438,676,378.10 : 2,370,198,111,104.70 = 612,131,148,081.30 : x
  2. Step 2: Convert to fraction form
    1,580,438,676,378.10/2,370,198,111,104.70 = 612,131,148,081.30/x
  3. Step 3: Cross multiply
    1,580,438,676,378.10x = 2,370,198,111,104.70 × 612,131,148,081.30
  4. Step 4: Simplify right side
    1,580,438,676,378.10x = 1,450,872,090,930,648,803,442,688
  5. Step 5: Solve for x
    x = 1,450,872,090,930,648,803,442,688/1,580,438,676,378.10
  6. Step 6: Final answer
    x = 918,018,593,581.64

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Double scale
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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.