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Finding the Fourth Proportional to 993,104,532.60, 1,489,656,798.90 and 884,052,839.40

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Solution

The fourth proportional to 993,104,532.60, 1,489,656,798.90 and 884,052,839.40 is: 1,326,079,259.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,104,532.60 : 1,489,656,798.90 = 884,052,839.40 : x
  2. Step 2: Convert to fraction form
    993,104,532.60/1,489,656,798.90 = 884,052,839.40/x
  3. Step 3: Cross multiply
    993,104,532.60x = 1,489,656,798.90 × 884,052,839.40
  4. Step 4: Simplify right side
    993,104,532.60x = 1,316,935,322,799,059,968
  5. Step 5: Solve for x
    x = 1,316,935,322,799,059,968/993,104,532.60
  6. Step 6: Final answer
    x = 1,326,079,259.10

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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.