Home / 272,236,849,201.32-375,719,795,435.62-154,943,011,475.38

Finding the Fourth Proportional to 272,236,849,201.32, 375,719,795,435.62 and 154,943,011,475.38

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Solution

The fourth proportional to 272,236,849,201.32, 375,719,795,435.62 and 154,943,011,475.38 is: 213,840,105,579.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,236,849,201.32 : 375,719,795,435.62 = 154,943,011,475.38 : x
  2. Step 2: Convert to fraction form
    272,236,849,201.32/375,719,795,435.62 = 154,943,011,475.38/x
  3. Step 3: Cross multiply
    272,236,849,201.32x = 375,719,795,435.62 × 154,943,011,475.38
  4. Step 4: Simplify right side
    272,236,849,201.32x = 58,215,156,575,708,695,756,800
  5. Step 5: Solve for x
    x = 58,215,156,575,708,695,756,800/272,236,849,201.32
  6. Step 6: Final answer
    x = 213,840,105,579.02

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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.