Home / 557,439,405.05-836,105,075.91-169,265,647.64

Finding the Fourth Proportional to 557,439,405.05, 836,105,075.91 and 169,265,647.64

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Solution

The fourth proportional to 557,439,405.05, 836,105,075.91 and 169,265,647.64 is: 253,882,064.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,439,405.05 : 836,105,075.91 = 169,265,647.64 : x
  2. Step 2: Convert to fraction form
    557,439,405.05/836,105,075.91 = 169,265,647.64/x
  3. Step 3: Cross multiply
    557,439,405.05x = 836,105,075.91 × 169,265,647.64
  4. Step 4: Simplify right side
    557,439,405.05x = 141,523,867,164,816,976
  5. Step 5: Solve for x
    x = 141,523,867,164,816,976/557,439,405.05
  6. Step 6: Final answer
    x = 253,882,064.82

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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.