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Finding the Fourth Proportional to 463,648,840.40, 695,473,260.60 and 457,602,222.80

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Solution

The fourth proportional to 463,648,840.40, 695,473,260.60 and 457,602,222.80 is: 686,403,334.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,648,840.40 : 695,473,260.60 = 457,602,222.80 : x
  2. Step 2: Convert to fraction form
    463,648,840.40/695,473,260.60 = 457,602,222.80/x
  3. Step 3: Cross multiply
    463,648,840.40x = 695,473,260.60 × 457,602,222.80
  4. Step 4: Simplify right side
    463,648,840.40x = 318,250,109,948,523,712
  5. Step 5: Solve for x
    x = 318,250,109,948,523,712/463,648,840.40
  6. Step 6: Final answer
    x = 686,403,334.20

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