Home / 2,877,473,855.72-3,971,010,208.38-1,763,424,803.72

Finding the Fourth Proportional to 2,877,473,855.72, 3,971,010,208.38 and 1,763,424,803.72

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Solution

The fourth proportional to 2,877,473,855.72, 3,971,010,208.38 and 1,763,424,803.72 is: 2,433,585,237.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,877,473,855.72 : 3,971,010,208.38 = 1,763,424,803.72 : x
  2. Step 2: Convert to fraction form
    2,877,473,855.72/3,971,010,208.38 = 1,763,424,803.72/x
  3. Step 3: Cross multiply
    2,877,473,855.72x = 3,971,010,208.38 × 1,763,424,803.72
  4. Step 4: Simplify right side
    2,877,473,855.72x = 7,002,577,897,282,618,368
  5. Step 5: Solve for x
    x = 7,002,577,897,282,618,368/2,877,473,855.72
  6. Step 6: Final answer
    x = 2,433,585,237.75

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Double scale
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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.