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Finding the Fourth Proportional to 199,348,929.60, 299,079,381.60 and 97,116,302.40

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Solution

The fourth proportional to 199,348,929.60, 299,079,381.60 and 97,116,302.40 is: 145,701,728.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,348,929.60 : 299,079,381.60 = 97,116,302.40 : x
  2. Step 2: Convert to fraction form
    199,348,929.60/299,079,381.60 = 97,116,302.40/x
  3. Step 3: Cross multiply
    199,348,929.60x = 299,079,381.60 × 97,116,302.40
  4. Step 4: Simplify right side
    199,348,929.60x = 29,045,483,665,070,600
  5. Step 5: Solve for x
    x = 29,045,483,665,070,600/199,348,929.60
  6. Step 6: Final answer
    x = 145,701,728.74

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