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Finding the Fourth Proportional to 8,692,495,339.77, 13,038,743,009.64 and 8,692,495,339.77

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Solution

The fourth proportional to 8,692,495,339.77, 13,038,743,009.64 and 8,692,495,339.77 is: 13,038,743,009.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,692,495,339.77 : 13,038,743,009.64 = 8,692,495,339.77 : x
  2. Step 2: Convert to fraction form
    8,692,495,339.77/13,038,743,009.64 = 8,692,495,339.77/x
  3. Step 3: Cross multiply
    8,692,495,339.77x = 13,038,743,009.64 × 8,692,495,339.77
  4. Step 4: Simplify right side
    8,692,495,339.77x = 113,339,212,847,754,362,880
  5. Step 5: Solve for x
    x = 113,339,212,847,754,362,880/8,692,495,339.77
  6. Step 6: Final answer
    x = 13,038,743,009.64

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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.