Home / 131,489,168.40-197,233,752.60-127,710,032.40

Finding the Fourth Proportional to 131,489,168.40, 197,233,752.60 and 127,710,032.40

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Solution

The fourth proportional to 131,489,168.40, 197,233,752.60 and 127,710,032.40 is: 191,565,048.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,489,168.40 : 197,233,752.60 = 127,710,032.40 : x
  2. Step 2: Convert to fraction form
    131,489,168.40/197,233,752.60 = 127,710,032.40/x
  3. Step 3: Cross multiply
    131,489,168.40x = 197,233,752.60 × 127,710,032.40
  4. Step 4: Simplify right side
    131,489,168.40x = 25,188,728,934,919,584
  5. Step 5: Solve for x
    x = 25,188,728,934,919,584/131,489,168.40
  6. Step 6: Final answer
    x = 191,565,048.60

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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.