Home / 434,293,679.70-599,125,543.65-384,784,548.66

Finding the Fourth Proportional to 434,293,679.70, 599,125,543.65 and 384,784,548.66

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Solution

The fourth proportional to 434,293,679.70, 599,125,543.65 and 384,784,548.66 is: 530,825,712.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,293,679.70 : 599,125,543.65 = 384,784,548.66 : x
  2. Step 2: Convert to fraction form
    434,293,679.70/599,125,543.65 = 384,784,548.66/x
  3. Step 3: Cross multiply
    434,293,679.70x = 599,125,543.65 × 384,784,548.66
  4. Step 4: Simplify right side
    434,293,679.70x = 230,534,251,904,042,400
  5. Step 5: Solve for x
    x = 230,534,251,904,042,400/434,293,679.70
  6. Step 6: Final answer
    x = 530,825,712.37

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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.