Home / 1,197,800,685.60-1,793,677,719.60-786,630,688.80

Finding the Fourth Proportional to 1,197,800,685.60, 1,793,677,719.60 and 786,630,688.80

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Solution

The fourth proportional to 1,197,800,685.60, 1,793,677,719.60 and 786,630,688.80 is: 1,177,960,538.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,800,685.60 : 1,793,677,719.60 = 786,630,688.80 : x
  2. Step 2: Convert to fraction form
    1,197,800,685.60/1,793,677,719.60 = 786,630,688.80/x
  3. Step 3: Cross multiply
    1,197,800,685.60x = 1,793,677,719.60 × 786,630,688.80
  4. Step 4: Simplify right side
    1,197,800,685.60x = 1,410,961,940,054,161,152
  5. Step 5: Solve for x
    x = 1,410,961,940,054,161,152/1,197,800,685.60
  6. Step 6: Final answer
    x = 1,177,960,538.02

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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.