Home / 1,173,470,628.40-1,760,205,942.60-355,476,641.20

Finding the Fourth Proportional to 1,173,470,628.40, 1,760,205,942.60 and 355,476,641.20

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Solution

The fourth proportional to 1,173,470,628.40, 1,760,205,942.60 and 355,476,641.20 is: 533,214,961.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,470,628.40 : 1,760,205,942.60 = 355,476,641.20 : x
  2. Step 2: Convert to fraction form
    1,173,470,628.40/1,760,205,942.60 = 355,476,641.20/x
  3. Step 3: Cross multiply
    1,173,470,628.40x = 1,760,205,942.60 × 355,476,641.20
  4. Step 4: Simplify right side
    1,173,470,628.40x = 625,712,096,295,728,000
  5. Step 5: Solve for x
    x = 625,712,096,295,728,000/1,173,470,628.40
  6. Step 6: Final answer
    x = 533,214,961.80

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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.