Home / 315,184,792.65-434,950,473.57-174,061,984.37

Finding the Fourth Proportional to 315,184,792.65, 434,950,473.57 and 174,061,984.37

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Solution

The fourth proportional to 315,184,792.65, 434,950,473.57 and 174,061,984.37 is: 240,203,031.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,184,792.65 : 434,950,473.57 = 174,061,984.37 : x
  2. Step 2: Convert to fraction form
    315,184,792.65/434,950,473.57 = 174,061,984.37/x
  3. Step 3: Cross multiply
    315,184,792.65x = 434,950,473.57 × 174,061,984.37
  4. Step 4: Simplify right side
    315,184,792.65x = 75,708,342,531,882,384
  5. Step 5: Solve for x
    x = 75,708,342,531,882,384/315,184,792.65
  6. Step 6: Final answer
    x = 240,203,031.04

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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.