Home / 545,575,829.78-818,881,127.70-337,685,392.35

Finding the Fourth Proportional to 545,575,829.78, 818,881,127.70 and 337,685,392.35

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Solution

The fourth proportional to 545,575,829.78, 818,881,127.70 and 337,685,392.35 is: 506,848,323.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,575,829.78 : 818,881,127.70 = 337,685,392.35 : x
  2. Step 2: Convert to fraction form
    545,575,829.78/818,881,127.70 = 337,685,392.35/x
  3. Step 3: Cross multiply
    545,575,829.78x = 818,881,127.70 × 337,685,392.35
  4. Step 4: Simplify right side
    545,575,829.78x = 276,524,194,895,384,992
  5. Step 5: Solve for x
    x = 276,524,194,895,384,992/545,575,829.78
  6. Step 6: Final answer
    x = 506,848,323.92

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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.