Home / 2,985,986,021.40-4,170,705,841.80-2,985,986,021.40

Finding the Fourth Proportional to 2,985,986,021.40, 4,170,705,841.80 and 2,985,986,021.40

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Solution

The fourth proportional to 2,985,986,021.40, 4,170,705,841.80 and 2,985,986,021.40 is: 4,170,705,841.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,985,986,021.40 : 4,170,705,841.80 = 2,985,986,021.40 : x
  2. Step 2: Convert to fraction form
    2,985,986,021.40/4,170,705,841.80 = 2,985,986,021.40/x
  3. Step 3: Cross multiply
    2,985,986,021.40x = 4,170,705,841.80 × 2,985,986,021.40
  4. Step 4: Simplify right side
    2,985,986,021.40x = 12,453,669,342,986,121,216
  5. Step 5: Solve for x
    x = 12,453,669,342,986,121,216/2,985,986,021.40
  6. Step 6: Final answer
    x = 4,170,705,841.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.