Home / 936,173,320.20-1,401,572,594.70-909,299,464.20

Finding the Fourth Proportional to 936,173,320.20, 1,401,572,594.70 and 909,299,464.20

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Solution

The fourth proportional to 936,173,320.20, 1,401,572,594.70 and 909,299,464.20 is: 1,361,338,954.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,173,320.20 : 1,401,572,594.70 = 909,299,464.20 : x
  2. Step 2: Convert to fraction form
    936,173,320.20/1,401,572,594.70 = 909,299,464.20/x
  3. Step 3: Cross multiply
    936,173,320.20x = 1,401,572,594.70 × 909,299,464.20
  4. Step 4: Simplify right side
    936,173,320.20x = 1,274,449,209,398,113,792
  5. Step 5: Solve for x
    x = 1,274,449,209,398,113,792/936,173,320.20
  6. Step 6: Final answer
    x = 1,361,338,954.98

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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.