Home / 3,525,276,151.64-4,871,861,128.32-2,889,193,378.10

Finding the Fourth Proportional to 3,525,276,151.64, 4,871,861,128.32 and 2,889,193,378.10

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Solution

The fourth proportional to 3,525,276,151.64, 4,871,861,128.32 and 2,889,193,378.10 is: 3,992,807,458.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,525,276,151.64 : 4,871,861,128.32 = 2,889,193,378.10 : x
  2. Step 2: Convert to fraction form
    3,525,276,151.64/4,871,861,128.32 = 2,889,193,378.10/x
  3. Step 3: Cross multiply
    3,525,276,151.64x = 4,871,861,128.32 × 2,889,193,378.10
  4. Step 4: Simplify right side
    3,525,276,151.64x = 14,075,748,910,964,936,704
  5. Step 5: Solve for x
    x = 14,075,748,910,964,936,704/3,525,276,151.64
  6. Step 6: Final answer
    x = 3,992,807,458.34

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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.