Home / 81,890,250,688.60-122,835,376,032.90-81,890,250,688.60

Finding the Fourth Proportional to 81,890,250,688.60, 122,835,376,032.90 and 81,890,250,688.60

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Solution

The fourth proportional to 81,890,250,688.60, 122,835,376,032.90 and 81,890,250,688.60 is: 122,835,376,032.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,890,250,688.60 : 122,835,376,032.90 = 81,890,250,688.60 : x
  2. Step 2: Convert to fraction form
    81,890,250,688.60/122,835,376,032.90 = 81,890,250,688.60/x
  3. Step 3: Cross multiply
    81,890,250,688.60x = 122,835,376,032.90 × 81,890,250,688.60
  4. Step 4: Simplify right side
    81,890,250,688.60x = 10,059,019,736,762,630,012,928
  5. Step 5: Solve for x
    x = 10,059,019,736,762,630,012,928/81,890,250,688.60
  6. Step 6: Final answer
    x = 122,835,376,032.90

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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.