Home / 732,943,362.60-1,099,415,043.90-442,138,847.40

Finding the Fourth Proportional to 732,943,362.60, 1,099,415,043.90 and 442,138,847.40

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Solution

The fourth proportional to 732,943,362.60, 1,099,415,043.90 and 442,138,847.40 is: 663,208,271.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,943,362.60 : 1,099,415,043.90 = 442,138,847.40 : x
  2. Step 2: Convert to fraction form
    732,943,362.60/1,099,415,043.90 = 442,138,847.40/x
  3. Step 3: Cross multiply
    732,943,362.60x = 1,099,415,043.90 × 442,138,847.40
  4. Step 4: Simplify right side
    732,943,362.60x = 486,094,100,324,166,400
  5. Step 5: Solve for x
    x = 486,094,100,324,166,400/732,943,362.60
  6. Step 6: Final answer
    x = 663,208,271.10

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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.