Home / 131,795,424,140.40-197,693,136,210.60-43,458,875,967.60

Finding the Fourth Proportional to 131,795,424,140.40, 197,693,136,210.60 and 43,458,875,967.60

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Solution

The fourth proportional to 131,795,424,140.40, 197,693,136,210.60 and 43,458,875,967.60 is: 65,188,313,951.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,795,424,140.40 : 197,693,136,210.60 = 43,458,875,967.60 : x
  2. Step 2: Convert to fraction form
    131,795,424,140.40/197,693,136,210.60 = 43,458,875,967.60/x
  3. Step 3: Cross multiply
    131,795,424,140.40x = 197,693,136,210.60 × 43,458,875,967.60
  4. Step 4: Simplify right side
    131,795,424,140.40x = 8,591,521,486,222,317,846,528
  5. Step 5: Solve for x
    x = 8,591,521,486,222,317,846,528/131,795,424,140.40
  6. Step 6: Final answer
    x = 65,188,313,951.40

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Double scale
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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.