Home / 1,483,131,962.61-2,048,420,785.37-976,758,284.16

Finding the Fourth Proportional to 1,483,131,962.61, 2,048,420,785.37 and 976,758,284.16

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Solution

The fourth proportional to 1,483,131,962.61, 2,048,420,785.37 and 976,758,284.16 is: 1,349,045,143.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,483,131,962.61 : 2,048,420,785.37 = 976,758,284.16 : x
  2. Step 2: Convert to fraction form
    1,483,131,962.61/2,048,420,785.37 = 976,758,284.16/x
  3. Step 3: Cross multiply
    1,483,131,962.61x = 2,048,420,785.37 × 976,758,284.16
  4. Step 4: Simplify right side
    1,483,131,962.61x = 2,000,811,971,550,797,056
  5. Step 5: Solve for x
    x = 2,000,811,971,550,797,056/1,483,131,962.61
  6. Step 6: Final answer
    x = 1,349,045,143.65

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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.