Home / 370,258,494.12-511,008,772.20-229,174,967.52

Finding the Fourth Proportional to 370,258,494.12, 511,008,772.20 and 229,174,967.52

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Solution

The fourth proportional to 370,258,494.12, 511,008,772.20 and 229,174,967.52 is: 316,293,672.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,258,494.12 : 511,008,772.20 = 229,174,967.52 : x
  2. Step 2: Convert to fraction form
    370,258,494.12/511,008,772.20 = 229,174,967.52/x
  3. Step 3: Cross multiply
    370,258,494.12x = 511,008,772.20 × 229,174,967.52
  4. Step 4: Simplify right side
    370,258,494.12x = 117,110,418,771,370,080
  5. Step 5: Solve for x
    x = 117,110,418,771,370,080/370,258,494.12
  6. Step 6: Final answer
    x = 316,293,672.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.