Home / 240,214,160,525.76-331,473,630,817.08-142,538,968,125.72

Finding the Fourth Proportional to 240,214,160,525.76, 331,473,630,817.08 and 142,538,968,125.72

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Solution

The fourth proportional to 240,214,160,525.76, 331,473,630,817.08 and 142,538,968,125.72 is: 196,690,774,574.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,214,160,525.76 : 331,473,630,817.08 = 142,538,968,125.72 : x
  2. Step 2: Convert to fraction form
    240,214,160,525.76/331,473,630,817.08 = 142,538,968,125.72/x
  3. Step 3: Cross multiply
    240,214,160,525.76x = 331,473,630,817.08 × 142,538,968,125.72
  4. Step 4: Simplify right side
    240,214,160,525.76x = 47,247,909,297,552,445,407,232
  5. Step 5: Solve for x
    x = 47,247,909,297,552,445,407,232/240,214,160,525.76
  6. Step 6: Final answer
    x = 196,690,774,574.41

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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.