Home / 310,952,314,875.60-429,115,781,336.04-173,777,430,580.56

Finding the Fourth Proportional to 310,952,314,875.60, 429,115,781,336.04 and 173,777,430,580.56

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Solution

The fourth proportional to 310,952,314,875.60, 429,115,781,336.04 and 173,777,430,580.56 is: 239,813,740,997.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,952,314,875.60 : 429,115,781,336.04 = 173,777,430,580.56 : x
  2. Step 2: Convert to fraction form
    310,952,314,875.60/429,115,781,336.04 = 173,777,430,580.56/x
  3. Step 3: Cross multiply
    310,952,314,875.60x = 429,115,781,336.04 × 173,777,430,580.56
  4. Step 4: Simplify right side
    310,952,314,875.60x = 74,570,637,902,146,449,702,912
  5. Step 5: Solve for x
    x = 74,570,637,902,146,449,702,912/310,952,314,875.60
  6. Step 6: Final answer
    x = 239,813,740,997.49

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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.