Home / 81,616,155,215.60-122,424,232,823.40-81,616,155,215.60

Finding the Fourth Proportional to 81,616,155,215.60, 122,424,232,823.40 and 81,616,155,215.60

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Solution

The fourth proportional to 81,616,155,215.60, 122,424,232,823.40 and 81,616,155,215.60 is: 122,424,232,823.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,616,155,215.60 : 122,424,232,823.40 = 81,616,155,215.60 : x
  2. Step 2: Convert to fraction form
    81,616,155,215.60/122,424,232,823.40 = 81,616,155,215.60/x
  3. Step 3: Cross multiply
    81,616,155,215.60x = 122,424,232,823.40 × 81,616,155,215.60
  4. Step 4: Simplify right side
    81,616,155,215.60x = 9,991,795,188,265,367,109,632
  5. Step 5: Solve for x
    x = 9,991,795,188,265,367,109,632/81,616,155,215.60
  6. Step 6: Final answer
    x = 122,424,232,823.40

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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.