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Finding the Fourth Proportional to 7,176,051,291.60, 10,764,076,937.40 and 7,176,051,291.60

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Solution

The fourth proportional to 7,176,051,291.60, 10,764,076,937.40 and 7,176,051,291.60 is: 10,764,076,937.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,176,051,291.60 : 10,764,076,937.40 = 7,176,051,291.60 : x
  2. Step 2: Convert to fraction form
    7,176,051,291.60/10,764,076,937.40 = 7,176,051,291.60/x
  3. Step 3: Cross multiply
    7,176,051,291.60x = 10,764,076,937.40 × 7,176,051,291.60
  4. Step 4: Simplify right side
    7,176,051,291.60x = 77,243,568,209,511,038,976
  5. Step 5: Solve for x
    x = 77,243,568,209,511,038,976/7,176,051,291.60
  6. Step 6: Final answer
    x = 10,764,076,937.40

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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.