Home / 353,570,542,892.52-530,355,813,743.86-84,959,523,085.16

Finding the Fourth Proportional to 353,570,542,892.52, 530,355,813,743.86 and 84,959,523,085.16

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Solution

The fourth proportional to 353,570,542,892.52, 530,355,813,743.86 and 84,959,523,085.16 is: 127,439,284,484.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,570,542,892.52 : 530,355,813,743.86 = 84,959,523,085.16 : x
  2. Step 2: Convert to fraction form
    353,570,542,892.52/530,355,813,743.86 = 84,959,523,085.16/x
  3. Step 3: Cross multiply
    353,570,542,892.52x = 530,355,813,743.86 × 84,959,523,085.16
  4. Step 4: Simplify right side
    353,570,542,892.52x = 45,058,777,001,120,294,240,256
  5. Step 5: Solve for x
    x = 45,058,777,001,120,294,240,256/353,570,542,892.52
  6. Step 6: Final answer
    x = 127,439,284,484.79

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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.