Home / 839,810,101.80-1,259,715,152.70-294,354,805.80

Finding the Fourth Proportional to 839,810,101.80, 1,259,715,152.70 and 294,354,805.80

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Solution

The fourth proportional to 839,810,101.80, 1,259,715,152.70 and 294,354,805.80 is: 441,532,208.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,810,101.80 : 1,259,715,152.70 = 294,354,805.80 : x
  2. Step 2: Convert to fraction form
    839,810,101.80/1,259,715,152.70 = 294,354,805.80/x
  3. Step 3: Cross multiply
    839,810,101.80x = 1,259,715,152.70 × 294,354,805.80
  4. Step 4: Simplify right side
    839,810,101.80x = 370,803,209,136,325,888
  5. Step 5: Solve for x
    x = 370,803,209,136,325,888/839,810,101.80
  6. Step 6: Final answer
    x = 441,532,208.70

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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.