Home / 580,011,470.46-800,433,152.64-357,121,738.98

Finding the Fourth Proportional to 580,011,470.46, 800,433,152.64 and 357,121,738.98

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Solution

The fourth proportional to 580,011,470.46, 800,433,152.64 and 357,121,738.98 is: 492,838,666.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,011,470.46 : 800,433,152.64 = 357,121,738.98 : x
  2. Step 2: Convert to fraction form
    580,011,470.46/800,433,152.64 = 357,121,738.98/x
  3. Step 3: Cross multiply
    580,011,470.46x = 800,433,152.64 × 357,121,738.98
  4. Step 4: Simplify right side
    580,011,470.46x = 285,852,079,408,040,576
  5. Step 5: Solve for x
    x = 285,852,079,408,040,576/580,011,470.46
  6. Step 6: Final answer
    x = 492,838,666.07

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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.