Home / 436,146,988.44-654,226,181.12-145,014,111.20

Finding the Fourth Proportional to 436,146,988.44, 654,226,181.12 and 145,014,111.20

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Solution

The fourth proportional to 436,146,988.44, 654,226,181.12 and 145,014,111.20 is: 217,523,061.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,146,988.44 : 654,226,181.12 = 145,014,111.20 : x
  2. Step 2: Convert to fraction form
    436,146,988.44/654,226,181.12 = 145,014,111.20/x
  3. Step 3: Cross multiply
    436,146,988.44x = 654,226,181.12 × 145,014,111.20
  4. Step 4: Simplify right side
    436,146,988.44x = 94,872,028,178,887,008
  5. Step 5: Solve for x
    x = 94,872,028,178,887,008/436,146,988.44
  6. Step 6: Final answer
    x = 217,523,061.48

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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.