Home / 302,557,990.70-453,774,000.45-130,040,432.30

Finding the Fourth Proportional to 302,557,990.70, 453,774,000.45 and 130,040,432.30

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Solution

The fourth proportional to 302,557,990.70, 453,774,000.45 and 130,040,432.30 is: 195,033,577.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,557,990.70 : 453,774,000.45 = 130,040,432.30 : x
  2. Step 2: Convert to fraction form
    302,557,990.70/453,774,000.45 = 130,040,432.30/x
  3. Step 3: Cross multiply
    302,557,990.70x = 453,774,000.45 × 130,040,432.30
  4. Step 4: Simplify right side
    302,557,990.70x = 59,008,967,185,018,392
  5. Step 5: Solve for x
    x = 59,008,967,185,018,392/302,557,990.70
  6. Step 6: Final answer
    x = 195,033,577.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.