Home / 436,146,988.75-654,226,181.58-145,014,111.52

Finding the Fourth Proportional to 436,146,988.75, 654,226,181.58 and 145,014,111.52

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Solution

The fourth proportional to 436,146,988.75, 654,226,181.58 and 145,014,111.52 is: 217,523,061.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,146,988.75 : 654,226,181.58 = 145,014,111.52 : x
  2. Step 2: Convert to fraction form
    436,146,988.75/654,226,181.58 = 145,014,111.52/x
  3. Step 3: Cross multiply
    436,146,988.75x = 654,226,181.58 × 145,014,111.52
  4. Step 4: Simplify right side
    436,146,988.75x = 94,872,028,454,945,904
  5. Step 5: Solve for x
    x = 94,872,028,454,945,904/436,146,988.75
  6. Step 6: Final answer
    x = 217,523,061.95

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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.