Home / 8,506,197,602.40-12,738,889,069.20-4,139,028,040.80

Finding the Fourth Proportional to 8,506,197,602.40, 12,738,889,069.20 and 4,139,028,040.80

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Solution

The fourth proportional to 8,506,197,602.40, 12,738,889,069.20 and 4,139,028,040.80 is: 6,198,612,062.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,506,197,602.40 : 12,738,889,069.20 = 4,139,028,040.80 : x
  2. Step 2: Convert to fraction form
    8,506,197,602.40/12,738,889,069.20 = 4,139,028,040.80/x
  3. Step 3: Cross multiply
    8,506,197,602.40x = 12,738,889,069.20 × 4,139,028,040.80
  4. Step 4: Simplify right side
    8,506,197,602.40x = 52,726,619,066,059,415,552
  5. Step 5: Solve for x
    x = 52,726,619,066,059,415,552/8,506,197,602.40
  6. Step 6: Final answer
    x = 6,198,612,062.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.