Home / 545,575,827.78-818,881,124.70-337,685,390.35

Finding the Fourth Proportional to 545,575,827.78, 818,881,124.70 and 337,685,390.35

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Solution

The fourth proportional to 545,575,827.78, 818,881,124.70 and 337,685,390.35 is: 506,848,320.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,575,827.78 : 818,881,124.70 = 337,685,390.35 : x
  2. Step 2: Convert to fraction form
    545,575,827.78/818,881,124.70 = 337,685,390.35/x
  3. Step 3: Cross multiply
    545,575,827.78x = 818,881,124.70 × 337,685,390.35
  4. Step 4: Simplify right side
    545,575,827.78x = 276,524,192,240,472,160
  5. Step 5: Solve for x
    x = 276,524,192,240,472,160/545,575,827.78
  6. Step 6: Final answer
    x = 506,848,320.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.