Home / 1,051,776,006.40-1,577,664,009.60-995,340,908.80

Finding the Fourth Proportional to 1,051,776,006.40, 1,577,664,009.60 and 995,340,908.80

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Solution

The fourth proportional to 1,051,776,006.40, 1,577,664,009.60 and 995,340,908.80 is: 1,493,011,363.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,776,006.40 : 1,577,664,009.60 = 995,340,908.80 : x
  2. Step 2: Convert to fraction form
    1,051,776,006.40/1,577,664,009.60 = 995,340,908.80/x
  3. Step 3: Cross multiply
    1,051,776,006.40x = 1,577,664,009.60 × 995,340,908.80
  4. Step 4: Simplify right side
    1,051,776,006.40x = 1,570,313,529,096,315,648
  5. Step 5: Solve for x
    x = 1,570,313,529,096,315,648/1,051,776,006.40
  6. Step 6: Final answer
    x = 1,493,011,363.20

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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.