Home / 848,752,500.30-1,273,128,750.45-808,575,560.70

Finding the Fourth Proportional to 848,752,500.30, 1,273,128,750.45 and 808,575,560.70

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Solution

The fourth proportional to 848,752,500.30, 1,273,128,750.45 and 808,575,560.70 is: 1,212,863,341.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,752,500.30 : 1,273,128,750.45 = 808,575,560.70 : x
  2. Step 2: Convert to fraction form
    848,752,500.30/1,273,128,750.45 = 808,575,560.70/x
  3. Step 3: Cross multiply
    848,752,500.30x = 1,273,128,750.45 × 808,575,560.70
  4. Step 4: Simplify right side
    848,752,500.30x = 1,029,420,793,238,399,232
  5. Step 5: Solve for x
    x = 1,029,420,793,238,399,232/848,752,500.30
  6. Step 6: Final answer
    x = 1,212,863,341.05

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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.