Home / 412,683,543.84-569,503,271.34-227,040,573.72

Finding the Fourth Proportional to 412,683,543.84, 569,503,271.34 and 227,040,573.72

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Solution

The fourth proportional to 412,683,543.84, 569,503,271.34 and 227,040,573.72 is: 313,315,981.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,683,543.84 : 569,503,271.34 = 227,040,573.72 : x
  2. Step 2: Convert to fraction form
    412,683,543.84/569,503,271.34 = 227,040,573.72/x
  3. Step 3: Cross multiply
    412,683,543.84x = 569,503,271.34 × 227,040,573.72
  4. Step 4: Simplify right side
    412,683,543.84x = 129,300,349,460,450,448
  5. Step 5: Solve for x
    x = 129,300,349,460,450,448/412,683,543.84
  6. Step 6: Final answer
    x = 313,315,981.19

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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.