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Finding the Fourth Proportional to 488,566,978.80, 732,956,756.40 and 160,986,746.40

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Solution

The fourth proportional to 488,566,978.80, 732,956,756.40 and 160,986,746.40 is: 241,515,142.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,566,978.80 : 732,956,756.40 = 160,986,746.40 : x
  2. Step 2: Convert to fraction form
    488,566,978.80/732,956,756.40 = 160,986,746.40/x
  3. Step 3: Cross multiply
    488,566,978.80x = 732,956,756.40 × 160,986,746.40
  4. Step 4: Simplify right side
    488,566,978.80x = 117,996,323,464,733,376
  5. Step 5: Solve for x
    x = 117,996,323,464,733,376/488,566,978.80
  6. Step 6: Final answer
    x = 241,515,142.42

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