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Finding the Fourth Proportional to 2,563,894,809.60, 3,597,615,667.20 and 2,563,894,809.60

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Solution

The fourth proportional to 2,563,894,809.60, 3,597,615,667.20 and 2,563,894,809.60 is: 3,597,615,667.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,563,894,809.60 : 3,597,615,667.20 = 2,563,894,809.60 : x
  2. Step 2: Convert to fraction form
    2,563,894,809.60/3,597,615,667.20 = 2,563,894,809.60/x
  3. Step 3: Cross multiply
    2,563,894,809.60x = 3,597,615,667.20 × 2,563,894,809.60
  4. Step 4: Simplify right side
    2,563,894,809.60x = 9,223,908,136,069,720,064
  5. Step 5: Solve for x
    x = 9,223,908,136,069,720,064/2,563,894,809.60
  6. Step 6: Final answer
    x = 3,597,615,667.20

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.