Home / 2,144,630,896.16-2,959,830,285.12-1,298,324,520.96

Finding the Fourth Proportional to 2,144,630,896.16, 2,959,830,285.12 and 1,298,324,520.96

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Solution

The fourth proportional to 2,144,630,896.16, 2,959,830,285.12 and 1,298,324,520.96 is: 1,791,832,918.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,144,630,896.16 : 2,959,830,285.12 = 1,298,324,520.96 : x
  2. Step 2: Convert to fraction form
    2,144,630,896.16/2,959,830,285.12 = 1,298,324,520.96/x
  3. Step 3: Cross multiply
    2,144,630,896.16x = 2,959,830,285.12 × 1,298,324,520.96
  4. Step 4: Simplify right side
    2,144,630,896.16x = 3,842,820,237,051,324,416
  5. Step 5: Solve for x
    x = 3,842,820,237,051,324,416/2,144,630,896.16
  6. Step 6: Final answer
    x = 1,791,832,918.16

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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.