Home / 470,740,756.58-649,351,732.47-294,222,407.30

Finding the Fourth Proportional to 470,740,756.58, 649,351,732.47 and 294,222,407.30

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Solution

The fourth proportional to 470,740,756.58, 649,351,732.47 and 294,222,407.30 is: 405,857,846.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,740,756.58 : 649,351,732.47 = 294,222,407.30 : x
  2. Step 2: Convert to fraction form
    470,740,756.58/649,351,732.47 = 294,222,407.30/x
  3. Step 3: Cross multiply
    470,740,756.58x = 649,351,732.47 × 294,222,407.30
  4. Step 4: Simplify right side
    470,740,756.58x = 191,053,829,908,502,240
  5. Step 5: Solve for x
    x = 191,053,829,908,502,240/470,740,756.58
  6. Step 6: Final answer
    x = 405,857,846.89

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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.