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Finding the Fourth Proportional to 84,680,480,056.60, 127,020,720,084.90 and 84,680,480,056.60

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Solution

The fourth proportional to 84,680,480,056.60, 127,020,720,084.90 and 84,680,480,056.60 is: 127,020,720,084.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,680,480,056.60 : 127,020,720,084.90 = 84,680,480,056.60 : x
  2. Step 2: Convert to fraction form
    84,680,480,056.60/127,020,720,084.90 = 84,680,480,056.60/x
  3. Step 3: Cross multiply
    84,680,480,056.60x = 127,020,720,084.90 × 84,680,480,056.60
  4. Step 4: Simplify right side
    84,680,480,056.60x = 10,756,175,553,924,345,888,768
  5. Step 5: Solve for x
    x = 10,756,175,553,924,345,888,768/84,680,480,056.60
  6. Step 6: Final answer
    x = 127,020,720,084.90

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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.