Home / 7,891,119,143.28-10,889,657,723.64-4,274,052,894.60

Finding the Fourth Proportional to 7,891,119,143.28, 10,889,657,723.64 and 4,274,052,894.60

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Solution

The fourth proportional to 7,891,119,143.28, 10,889,657,723.64 and 4,274,052,894.60 is: 5,898,146,038.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,891,119,143.28 : 10,889,657,723.64 = 4,274,052,894.60 : x
  2. Step 2: Convert to fraction form
    7,891,119,143.28/10,889,657,723.64 = 4,274,052,894.60/x
  3. Step 3: Cross multiply
    7,891,119,143.28x = 10,889,657,723.64 × 4,274,052,894.60
  4. Step 4: Simplify right side
    7,891,119,143.28x = 46,542,973,114,926,784,512
  5. Step 5: Solve for x
    x = 46,542,973,114,926,784,512/7,891,119,143.28
  6. Step 6: Final answer
    x = 5,898,146,038.58

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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.