Home / 370,893,082.42-511,846,848.28-203,636,393.52

Finding the Fourth Proportional to 370,893,082.42, 511,846,848.28 and 203,636,393.52

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Solution

The fourth proportional to 370,893,082.42, 511,846,848.28 and 203,636,393.52 is: 281,026,126.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,893,082.42 : 511,846,848.28 = 203,636,393.52 : x
  2. Step 2: Convert to fraction form
    370,893,082.42/511,846,848.28 = 203,636,393.52/x
  3. Step 3: Cross multiply
    370,893,082.42x = 511,846,848.28 × 203,636,393.52
  4. Step 4: Simplify right side
    370,893,082.42x = 104,230,646,218,317,808
  5. Step 5: Solve for x
    x = 104,230,646,218,317,808/370,893,082.42
  6. Step 6: Final answer
    x = 281,026,126.28

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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.