Home / 407,943,102.42-562,934,546.69-229,354,519.50

Finding the Fourth Proportional to 407,943,102.42, 562,934,546.69 and 229,354,519.50

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Solution

The fourth proportional to 407,943,102.42, 562,934,546.69 and 229,354,519.50 is: 316,494,093.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,943,102.42 : 562,934,546.69 = 229,354,519.50 : x
  2. Step 2: Convert to fraction form
    407,943,102.42/562,934,546.69 = 229,354,519.50/x
  3. Step 3: Cross multiply
    407,943,102.42x = 562,934,546.69 × 229,354,519.50
  4. Step 4: Simplify right side
    407,943,102.42x = 129,111,582,464,888,480
  5. Step 5: Solve for x
    x = 129,111,582,464,888,480/407,943,102.42
  6. Step 6: Final answer
    x = 316,494,093.66

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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.