Home / 5,361,288,401.60-8,042,184,544.80-1,680,913,822.40

Finding the Fourth Proportional to 5,361,288,401.60, 8,042,184,544.80 and 1,680,913,822.40

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Solution

The fourth proportional to 5,361,288,401.60, 8,042,184,544.80 and 1,680,913,822.40 is: 2,521,449,724.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,361,288,401.60 : 8,042,184,544.80 = 1,680,913,822.40 : x
  2. Step 2: Convert to fraction form
    5,361,288,401.60/8,042,184,544.80 = 1,680,913,822.40/x
  3. Step 3: Cross multiply
    5,361,288,401.60x = 8,042,184,544.80 × 1,680,913,822.40
  4. Step 4: Simplify right side
    5,361,288,401.60x = 13,518,219,163,645,972,480
  5. Step 5: Solve for x
    x = 13,518,219,163,645,972,480/5,361,288,401.60
  6. Step 6: Final answer
    x = 2,521,449,724.59

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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.