Home / 1,081,789,990,706.40-1,622,737,174,477.60-355,705,246,110.88

Finding the Fourth Proportional to 1,081,789,990,706.40, 1,622,737,174,477.60 and 355,705,246,110.88

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Solution

The fourth proportional to 1,081,789,990,706.40, 1,622,737,174,477.60 and 355,705,246,110.88 is: 533,575,029,330.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,789,990,706.40 : 1,622,737,174,477.60 = 355,705,246,110.88 : x
  2. Step 2: Convert to fraction form
    1,081,789,990,706.40/1,622,737,174,477.60 = 355,705,246,110.88/x
  3. Step 3: Cross multiply
    1,081,789,990,706.40x = 1,622,737,174,477.60 × 355,705,246,110.88
  4. Step 4: Simplify right side
    1,081,789,990,706.40x = 577,216,126,020,828,767,715,328
  5. Step 5: Solve for x
    x = 577,216,126,020,828,767,715,328/1,081,789,990,706.40
  6. Step 6: Final answer
    x = 533,575,029,330.70

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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.