Home / 848,494,065.80-1,170,258,468.39-551,232,085.20

Finding the Fourth Proportional to 848,494,065.80, 1,170,258,468.39 and 551,232,085.20

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Solution

The fourth proportional to 848,494,065.80, 1,170,258,468.39 and 551,232,085.20 is: 760,269,330.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,494,065.80 : 1,170,258,468.39 = 551,232,085.20 : x
  2. Step 2: Convert to fraction form
    848,494,065.80/1,170,258,468.39 = 551,232,085.20/x
  3. Step 3: Cross multiply
    848,494,065.80x = 1,170,258,468.39 × 551,232,085.20
  4. Step 4: Simplify right side
    848,494,065.80x = 645,084,015,753,578,112
  5. Step 5: Solve for x
    x = 645,084,015,753,578,112/848,494,065.80
  6. Step 6: Final answer
    x = 760,269,330.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.