Home / 434,678,360.63-599,801,604.68-293,855,987.21

Finding the Fourth Proportional to 434,678,360.63, 599,801,604.68 and 293,855,987.21

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Solution

The fourth proportional to 434,678,360.63, 599,801,604.68 and 293,855,987.21 is: 405,484,396.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,678,360.63 : 599,801,604.68 = 293,855,987.21 : x
  2. Step 2: Convert to fraction form
    434,678,360.63/599,801,604.68 = 293,855,987.21/x
  3. Step 3: Cross multiply
    434,678,360.63x = 599,801,604.68 × 293,855,987.21
  4. Step 4: Simplify right side
    434,678,360.63x = 176,255,292,671,119,168
  5. Step 5: Solve for x
    x = 176,255,292,671,119,168/434,678,360.63
  6. Step 6: Final answer
    x = 405,484,396.37

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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.