Home / 3,849,478,328.88-5,312,284,025.40-2,089,346,099.76

Finding the Fourth Proportional to 3,849,478,328.88, 5,312,284,025.40 and 2,089,346,099.76

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Solution

The fourth proportional to 3,849,478,328.88, 5,312,284,025.40 and 2,089,346,099.76 is: 2,883,299,751.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,849,478,328.88 : 5,312,284,025.40 = 2,089,346,099.76 : x
  2. Step 2: Convert to fraction form
    3,849,478,328.88/5,312,284,025.40 = 2,089,346,099.76/x
  3. Step 3: Cross multiply
    3,849,478,328.88x = 5,312,284,025.40 × 2,089,346,099.76
  4. Step 4: Simplify right side
    3,849,478,328.88x = 11,099,199,909,286,842,368
  5. Step 5: Solve for x
    x = 11,099,199,909,286,842,368/3,849,478,328.88
  6. Step 6: Final answer
    x = 2,883,299,751.56

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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.