Home / 2,187,157,023.60-3,280,735,535.40-655,347,231.60

Finding the Fourth Proportional to 2,187,157,023.60, 3,280,735,535.40 and 655,347,231.60

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Solution

The fourth proportional to 2,187,157,023.60, 3,280,735,535.40 and 655,347,231.60 is: 983,020,847.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,187,157,023.60 : 3,280,735,535.40 = 655,347,231.60 : x
  2. Step 2: Convert to fraction form
    2,187,157,023.60/3,280,735,535.40 = 655,347,231.60/x
  3. Step 3: Cross multiply
    2,187,157,023.60x = 3,280,735,535.40 × 655,347,231.60
  4. Step 4: Simplify right side
    2,187,157,023.60x = 2,150,020,950,736,133,888
  5. Step 5: Solve for x
    x = 2,150,020,950,736,133,888/2,187,157,023.60
  6. Step 6: Final answer
    x = 983,020,847.40

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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.