Home / 145,630,023.80-218,445,035.70-131,017,364.60

Finding the Fourth Proportional to 145,630,023.80, 218,445,035.70 and 131,017,364.60

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Solution

The fourth proportional to 145,630,023.80, 218,445,035.70 and 131,017,364.60 is: 196,526,046.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,630,023.80 : 218,445,035.70 = 131,017,364.60 : x
  2. Step 2: Convert to fraction form
    145,630,023.80/218,445,035.70 = 131,017,364.60/x
  3. Step 3: Cross multiply
    145,630,023.80x = 218,445,035.70 × 131,017,364.60
  4. Step 4: Simplify right side
    145,630,023.80x = 28,620,092,887,366,912
  5. Step 5: Solve for x
    x = 28,620,092,887,366,912/145,630,023.80
  6. Step 6: Final answer
    x = 196,526,046.90

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1.5x scale

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.