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Finding the Fourth Proportional to 7,064,431,390.40, 10,596,647,085.60 and 7,064,431,390.40

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Solution

The fourth proportional to 7,064,431,390.40, 10,596,647,085.60 and 7,064,431,390.40 is: 10,596,647,085.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,064,431,390.40 : 10,596,647,085.60 = 7,064,431,390.40 : x
  2. Step 2: Convert to fraction form
    7,064,431,390.40/10,596,647,085.60 = 7,064,431,390.40/x
  3. Step 3: Cross multiply
    7,064,431,390.40x = 10,596,647,085.60 × 7,064,431,390.40
  4. Step 4: Simplify right side
    7,064,431,390.40x = 74,859,286,304,503,316,480
  5. Step 5: Solve for x
    x = 74,859,286,304,503,316,480/7,064,431,390.40
  6. Step 6: Final answer
    x = 10,596,647,085.60

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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.