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Finding the Fourth Proportional to 19,541,874,252.60, 29,312,811,378.90 and 19,541,874,252.60

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Solution

The fourth proportional to 19,541,874,252.60, 29,312,811,378.90 and 19,541,874,252.60 is: 29,312,811,378.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,541,874,252.60 : 29,312,811,378.90 = 19,541,874,252.60 : x
  2. Step 2: Convert to fraction form
    19,541,874,252.60/29,312,811,378.90 = 19,541,874,252.60/x
  3. Step 3: Cross multiply
    19,541,874,252.60x = 29,312,811,378.90 × 19,541,874,252.60
  4. Step 4: Simplify right side
    19,541,874,252.60x = 572,827,273,956,646,191,104
  5. Step 5: Solve for x
    x = 572,827,273,956,646,191,104/19,541,874,252.60
  6. Step 6: Final answer
    x = 29,312,811,378.90

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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.