Home / 410,029,647.84-565,840,548.36-231,451,124.76

Finding the Fourth Proportional to 410,029,647.84, 565,840,548.36 and 231,451,124.76

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Solution

The fourth proportional to 410,029,647.84, 565,840,548.36 and 231,451,124.76 is: 319,402,345.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,029,647.84 : 565,840,548.36 = 231,451,124.76 : x
  2. Step 2: Convert to fraction form
    410,029,647.84/565,840,548.36 = 231,451,124.76/x
  3. Step 3: Cross multiply
    410,029,647.84x = 565,840,548.36 × 231,451,124.76
  4. Step 4: Simplify right side
    410,029,647.84x = 130,964,431,352,737,168
  5. Step 5: Solve for x
    x = 130,964,431,352,737,168/410,029,647.84
  6. Step 6: Final answer
    x = 319,402,345.76

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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.