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Finding the Fourth Proportional to 93,140,928,020.20, 139,711,392,030.30 and 93,140,928,020.20

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Solution

The fourth proportional to 93,140,928,020.20, 139,711,392,030.30 and 93,140,928,020.20 is: 139,711,392,030.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,140,928,020.20 : 139,711,392,030.30 = 93,140,928,020.20 : x
  2. Step 2: Convert to fraction form
    93,140,928,020.20/139,711,392,030.30 = 93,140,928,020.20/x
  3. Step 3: Cross multiply
    93,140,928,020.20x = 139,711,392,030.30 × 93,140,928,020.20
  4. Step 4: Simplify right side
    93,140,928,020.20x = 13,012,848,708,696,114,462,720
  5. Step 5: Solve for x
    x = 13,012,848,708,696,114,462,720/93,140,928,020.20
  6. Step 6: Final answer
    x = 139,711,392,030.30

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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.