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Finding the Fourth Proportional to 652,799,078.60, 978,348,312.30 and 264,303,897.80

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Solution

The fourth proportional to 652,799,078.60, 978,348,312.30 and 264,303,897.80 is: 396,111,576.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,799,078.60 : 978,348,312.30 = 264,303,897.80 : x
  2. Step 2: Convert to fraction form
    652,799,078.60/978,348,312.30 = 264,303,897.80/x
  3. Step 3: Cross multiply
    652,799,078.60x = 978,348,312.30 × 264,303,897.80
  4. Step 4: Simplify right side
    652,799,078.60x = 258,581,272,346,941,696
  5. Step 5: Solve for x
    x = 258,581,272,346,941,696/652,799,078.60
  6. Step 6: Final answer
    x = 396,111,576.78

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