Home / 1,470,562,051.62-2,029,447,424.34-827,020,485.55

Finding the Fourth Proportional to 1,470,562,051.62, 2,029,447,424.34 and 827,020,485.55

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Solution

The fourth proportional to 1,470,562,051.62, 2,029,447,424.34 and 827,020,485.55 is: 1,141,328,645.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,470,562,051.62 : 2,029,447,424.34 = 827,020,485.55 : x
  2. Step 2: Convert to fraction form
    1,470,562,051.62/2,029,447,424.34 = 827,020,485.55/x
  3. Step 3: Cross multiply
    1,470,562,051.62x = 2,029,447,424.34 × 827,020,485.55
  4. Step 4: Simplify right side
    1,470,562,051.62x = 1,678,394,594,278,400,512
  5. Step 5: Solve for x
    x = 1,678,394,594,278,400,512/1,470,562,051.62
  6. Step 6: Final answer
    x = 1,141,328,645.35

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.