Home / 1,465,353,628.40-2,198,030,442.60-1,455,149,961.20

Finding the Fourth Proportional to 1,465,353,628.40, 2,198,030,442.60 and 1,455,149,961.20

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Solution

The fourth proportional to 1,465,353,628.40, 2,198,030,442.60 and 1,455,149,961.20 is: 2,182,724,941.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465,353,628.40 : 2,198,030,442.60 = 1,455,149,961.20 : x
  2. Step 2: Convert to fraction form
    1,465,353,628.40/2,198,030,442.60 = 1,455,149,961.20/x
  3. Step 3: Cross multiply
    1,465,353,628.40x = 2,198,030,442.60 × 1,455,149,961.20
  4. Step 4: Simplify right side
    1,465,353,628.40x = 3,198,463,913,265,808,896
  5. Step 5: Solve for x
    x = 3,198,463,913,265,808,896/1,465,353,628.40
  6. Step 6: Final answer
    x = 2,182,724,941.80

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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.