Home / 313,588,612.35-470,445,707.30-175,610,438.10

Finding the Fourth Proportional to 313,588,612.35, 470,445,707.30 and 175,610,438.10

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Solution

The fourth proportional to 313,588,612.35, 470,445,707.30 and 175,610,438.10 is: 263,450,819.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,588,612.35 : 470,445,707.30 = 175,610,438.10 : x
  2. Step 2: Convert to fraction form
    313,588,612.35/470,445,707.30 = 175,610,438.10/x
  3. Step 3: Cross multiply
    313,588,612.35x = 470,445,707.30 × 175,610,438.10
  4. Step 4: Simplify right side
    313,588,612.35x = 82,615,176,760,339,312
  5. Step 5: Solve for x
    x = 82,615,176,760,339,312/313,588,612.35
  6. Step 6: Final answer
    x = 263,450,819.02

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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.