Home / 199,050,187.60-298,554,055.80-69,660,269.20

Finding the Fourth Proportional to 199,050,187.60, 298,554,055.80 and 69,660,269.20

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Solution

The fourth proportional to 199,050,187.60, 298,554,055.80 and 69,660,269.20 is: 104,482,975.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,050,187.60 : 298,554,055.80 = 69,660,269.20 : x
  2. Step 2: Convert to fraction form
    199,050,187.60/298,554,055.80 = 69,660,269.20/x
  3. Step 3: Cross multiply
    199,050,187.60x = 298,554,055.80 × 69,660,269.20
  4. Step 4: Simplify right side
    199,050,187.60x = 20,797,355,897,779,824
  5. Step 5: Solve for x
    x = 20,797,355,897,779,824/199,050,187.60
  6. Step 6: Final answer
    x = 104,482,975.62

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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.