Home / 820,512,705.60-1,230,769,058.40-246,084,033.60

Finding the Fourth Proportional to 820,512,705.60, 1,230,769,058.40 and 246,084,033.60

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Solution

The fourth proportional to 820,512,705.60, 1,230,769,058.40 and 246,084,033.60 is: 369,126,050.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    820,512,705.60 : 1,230,769,058.40 = 246,084,033.60 : x
  2. Step 2: Convert to fraction form
    820,512,705.60/1,230,769,058.40 = 246,084,033.60/x
  3. Step 3: Cross multiply
    820,512,705.60x = 1,230,769,058.40 × 246,084,033.60
  4. Step 4: Simplify right side
    820,512,705.60x = 302,872,614,321,145,984
  5. Step 5: Solve for x
    x = 302,872,614,321,145,984/820,512,705.60
  6. Step 6: Final answer
    x = 369,126,050.40

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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.