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Finding the Fourth Proportional to 91,935,792,003.20, 137,903,688,004.80 and 91,935,792,003.20

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Solution

The fourth proportional to 91,935,792,003.20, 137,903,688,004.80 and 91,935,792,003.20 is: 137,903,688,004.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,935,792,003.20 : 137,903,688,004.80 = 91,935,792,003.20 : x
  2. Step 2: Convert to fraction form
    91,935,792,003.20/137,903,688,004.80 = 91,935,792,003.20/x
  3. Step 3: Cross multiply
    91,935,792,003.20x = 137,903,688,004.80 × 91,935,792,003.20
  4. Step 4: Simplify right side
    91,935,792,003.20x = 12,678,284,776,883,477,282,816
  5. Step 5: Solve for x
    x = 12,678,284,776,883,477,282,816/91,935,792,003.20
  6. Step 6: Final answer
    x = 137,903,688,004.80

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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.