Home / 286,909,181.40-430,418,332.28-198,649,953.30

Finding the Fourth Proportional to 286,909,181.40, 430,418,332.28 and 198,649,953.30

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Solution

The fourth proportional to 286,909,181.40, 430,418,332.28 and 198,649,953.30 is: 298,012,706.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,909,181.40 : 430,418,332.28 = 198,649,953.30 : x
  2. Step 2: Convert to fraction form
    286,909,181.40/430,418,332.28 = 198,649,953.30/x
  3. Step 3: Cross multiply
    286,909,181.40x = 430,418,332.28 × 198,649,953.30
  4. Step 4: Simplify right side
    286,909,181.40x = 85,502,581,607,382,512
  5. Step 5: Solve for x
    x = 85,502,581,607,382,512/286,909,181.40
  6. Step 6: Final answer
    x = 298,012,706.29

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