Home / 1,621,903,670.30-2,432,855,505.45-933,156,134.30

Finding the Fourth Proportional to 1,621,903,670.30, 2,432,855,505.45 and 933,156,134.30

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Solution

The fourth proportional to 1,621,903,670.30, 2,432,855,505.45 and 933,156,134.30 is: 1,399,734,201.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,621,903,670.30 : 2,432,855,505.45 = 933,156,134.30 : x
  2. Step 2: Convert to fraction form
    1,621,903,670.30/2,432,855,505.45 = 933,156,134.30/x
  3. Step 3: Cross multiply
    1,621,903,670.30x = 2,432,855,505.45 × 933,156,134.30
  4. Step 4: Simplify right side
    1,621,903,670.30x = 2,270,234,038,776,194,304
  5. Step 5: Solve for x
    x = 2,270,234,038,776,194,304/1,621,903,670.30
  6. Step 6: Final answer
    x = 1,399,734,201.45

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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.