Home / 1,455,293,952,574.40-2,182,940,928,861.60-512,774,074,942.40

Finding the Fourth Proportional to 1,455,293,952,574.40, 2,182,940,928,861.60 and 512,774,074,942.40

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Solution

The fourth proportional to 1,455,293,952,574.40, 2,182,940,928,861.60 and 512,774,074,942.40 is: 769,161,112,413.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,293,952,574.40 : 2,182,940,928,861.60 = 512,774,074,942.40 : x
  2. Step 2: Convert to fraction form
    1,455,293,952,574.40/2,182,940,928,861.60 = 512,774,074,942.40/x
  3. Step 3: Cross multiply
    1,455,293,952,574.40x = 2,182,940,928,861.60 × 512,774,074,942.40
  4. Step 4: Simplify right side
    1,455,293,952,574.40x = 1,119,355,515,450,910,490,755,072
  5. Step 5: Solve for x
    x = 1,119,355,515,450,910,490,755,072/1,455,293,952,574.40
  6. Step 6: Final answer
    x = 769,161,112,413.60

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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.