Home / 432,883,257.32-597,875,352.72-284,865,174.79

Finding the Fourth Proportional to 432,883,257.32, 597,875,352.72 and 284,865,174.79

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Solution

The fourth proportional to 432,883,257.32, 597,875,352.72 and 284,865,174.79 is: 393,440,642.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,883,257.32 : 597,875,352.72 = 284,865,174.79 : x
  2. Step 2: Convert to fraction form
    432,883,257.32/597,875,352.72 = 284,865,174.79/x
  3. Step 3: Cross multiply
    432,883,257.32x = 597,875,352.72 × 284,865,174.79
  4. Step 4: Simplify right side
    432,883,257.32x = 170,313,866,855,215,712
  5. Step 5: Solve for x
    x = 170,313,866,855,215,712/432,883,257.32
  6. Step 6: Final answer
    x = 393,440,642.43

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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.