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Finding the Fourth Proportional to 590,499,218.40, 885,748,827.60 and 245,338,130.40

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Solution

The fourth proportional to 590,499,218.40, 885,748,827.60 and 245,338,130.40 is: 368,007,195.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,499,218.40 : 885,748,827.60 = 245,338,130.40 : x
  2. Step 2: Convert to fraction form
    590,499,218.40/885,748,827.60 = 245,338,130.40/x
  3. Step 3: Cross multiply
    590,499,218.40x = 885,748,827.60 × 245,338,130.40
  4. Step 4: Simplify right side
    590,499,218.40x = 217,307,961,367,375,936
  5. Step 5: Solve for x
    x = 217,307,961,367,375,936/590,499,218.40
  6. Step 6: Final answer
    x = 368,007,195.60

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