Home / 706,915,291.71-1,059,645,367.40-313,627,334.25

Finding the Fourth Proportional to 706,915,291.71, 1,059,645,367.40 and 313,627,334.25

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Solution

The fourth proportional to 706,915,291.71, 1,059,645,367.40 and 313,627,334.25 is: 470,118,210.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,915,291.71 : 1,059,645,367.40 = 313,627,334.25 : x
  2. Step 2: Convert to fraction form
    706,915,291.71/1,059,645,367.40 = 313,627,334.25/x
  3. Step 3: Cross multiply
    706,915,291.71x = 1,059,645,367.40 × 313,627,334.25
  4. Step 4: Simplify right side
    706,915,291.71x = 332,333,751,826,455,680
  5. Step 5: Solve for x
    x = 332,333,751,826,455,680/706,915,291.71
  6. Step 6: Final answer
    x = 470,118,210.38

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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.