Home / 310,952,314,887.60-429,115,781,352.60-173,777,430,592.56

Finding the Fourth Proportional to 310,952,314,887.60, 429,115,781,352.60 and 173,777,430,592.56

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Solution

The fourth proportional to 310,952,314,887.60, 429,115,781,352.60 and 173,777,430,592.56 is: 239,813,741,014.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,952,314,887.60 : 429,115,781,352.60 = 173,777,430,592.56 : x
  2. Step 2: Convert to fraction form
    310,952,314,887.60/429,115,781,352.60 = 173,777,430,592.56/x
  3. Step 3: Cross multiply
    310,952,314,887.60x = 429,115,781,352.60 × 173,777,430,592.56
  4. Step 4: Simplify right side
    310,952,314,887.60x = 74,570,637,910,173,592,584,192
  5. Step 5: Solve for x
    x = 74,570,637,910,173,592,584,192/310,952,314,887.60
  6. Step 6: Final answer
    x = 239,813,741,014.05

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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.