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Finding the Fourth Proportional to 974,678,636.10, 1,462,017,954.15 and 974,678,636.10

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Solution

The fourth proportional to 974,678,636.10, 1,462,017,954.15 and 974,678,636.10 is: 1,462,017,954.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,678,636.10 : 1,462,017,954.15 = 974,678,636.10 : x
  2. Step 2: Convert to fraction form
    974,678,636.10/1,462,017,954.15 = 974,678,636.10/x
  3. Step 3: Cross multiply
    974,678,636.10x = 1,462,017,954.15 × 974,678,636.10
  4. Step 4: Simplify right side
    974,678,636.10x = 1,424,997,665,504,634,368
  5. Step 5: Solve for x
    x = 1,424,997,665,504,634,368/974,678,636.10
  6. Step 6: Final answer
    x = 1,462,017,954.15

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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.