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Finding the Fourth Proportional to 525,884,903.60, 788,827,355.40 and 321,811,559.60

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Solution

The fourth proportional to 525,884,903.60, 788,827,355.40 and 321,811,559.60 is: 482,717,339.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,884,903.60 : 788,827,355.40 = 321,811,559.60 : x
  2. Step 2: Convert to fraction form
    525,884,903.60/788,827,355.40 = 321,811,559.60/x
  3. Step 3: Cross multiply
    525,884,903.60x = 788,827,355.40 × 321,811,559.60
  4. Step 4: Simplify right side
    525,884,903.60x = 253,853,761,496,417,504
  5. Step 5: Solve for x
    x = 253,853,761,496,417,504/525,884,903.60
  6. Step 6: Final answer
    x = 482,717,339.40

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