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Finding the Fourth Proportional to 21,554,902,607.60, 32,332,353,911.40 and 21,554,902,607.60

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Solution

The fourth proportional to 21,554,902,607.60, 32,332,353,911.40 and 21,554,902,607.60 is: 32,332,353,911.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,554,902,607.60 : 32,332,353,911.40 = 21,554,902,607.60 : x
  2. Step 2: Convert to fraction form
    21,554,902,607.60/32,332,353,911.40 = 21,554,902,607.60/x
  3. Step 3: Cross multiply
    21,554,902,607.60x = 32,332,353,911.40 × 21,554,902,607.60
  4. Step 4: Simplify right side
    21,554,902,607.60x = 696,920,739,634,681,872,384
  5. Step 5: Solve for x
    x = 696,920,739,634,681,872,384/21,554,902,607.60
  6. Step 6: Final answer
    x = 32,332,353,911.40

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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.