Home / 2,798,478,899.16-3,861,902,346.90-1,528,337,271

Finding the Fourth Proportional to 2,798,478,899.16, 3,861,902,346.90 and 1,528,337,271

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Solution

The fourth proportional to 2,798,478,899.16, 3,861,902,346.90 and 1,528,337,271 is: 2,109,106,234.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,798,478,899.16 : 3,861,902,346.90 = 1,528,337,271 : x
  2. Step 2: Convert to fraction form
    2,798,478,899.16/3,861,902,346.90 = 1,528,337,271/x
  3. Step 3: Cross multiply
    2,798,478,899.16x = 3,861,902,346.90 × 1,528,337,271
  4. Step 4: Simplify right side
    2,798,478,899.16x = 5,902,289,293,729,641,472
  5. Step 5: Solve for x
    x = 5,902,289,293,729,641,472/2,798,478,899.16
  6. Step 6: Final answer
    x = 2,109,106,234.64

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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.