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Finding the Fourth Proportional to 10,830,974,425.60, 16,246,461,638.40 and 10,830,974,425.60

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Solution

The fourth proportional to 10,830,974,425.60, 16,246,461,638.40 and 10,830,974,425.60 is: 16,246,461,638.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,830,974,425.60 : 16,246,461,638.40 = 10,830,974,425.60 : x
  2. Step 2: Convert to fraction form
    10,830,974,425.60/16,246,461,638.40 = 10,830,974,425.60/x
  3. Step 3: Cross multiply
    10,830,974,425.60x = 16,246,461,638.40 × 10,830,974,425.60
  4. Step 4: Simplify right side
    10,830,974,425.60x = 175,965,010,512,001,892,352
  5. Step 5: Solve for x
    x = 175,965,010,512,001,892,352/10,830,974,425.60
  6. Step 6: Final answer
    x = 16,246,461,638.40

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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.