Home / 1,638,280,825.80-2,459,170,010.20-706,063,726.26

Finding the Fourth Proportional to 1,638,280,825.80, 2,459,170,010.20 and 706,063,726.26

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Solution

The fourth proportional to 1,638,280,825.80, 2,459,170,010.20 and 706,063,726.26 is: 1,059,849,272.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,638,280,825.80 : 2,459,170,010.20 = 706,063,726.26 : x
  2. Step 2: Convert to fraction form
    1,638,280,825.80/2,459,170,010.20 = 706,063,726.26/x
  3. Step 3: Cross multiply
    1,638,280,825.80x = 2,459,170,010.20 × 706,063,726.26
  4. Step 4: Simplify right side
    1,638,280,825.80x = 1,736,330,740,908,654,080
  5. Step 5: Solve for x
    x = 1,736,330,740,908,654,080/1,638,280,825.80
  6. Step 6: Final answer
    x = 1,059,849,272.22

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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.