Home / 545,424,713.88-818,251,973.67-176,930,893.45

Finding the Fourth Proportional to 545,424,713.88, 818,251,973.67 and 176,930,893.45

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Solution

The fourth proportional to 545,424,713.88, 818,251,973.67 and 176,930,893.45 is: 265,433,613.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,424,713.88 : 818,251,973.67 = 176,930,893.45 : x
  2. Step 2: Convert to fraction form
    545,424,713.88/818,251,973.67 = 176,930,893.45/x
  3. Step 3: Cross multiply
    545,424,713.88x = 818,251,973.67 × 176,930,893.45
  4. Step 4: Simplify right side
    545,424,713.88x = 144,774,052,768,658,944
  5. Step 5: Solve for x
    x = 144,774,052,768,658,944/545,424,713.88
  6. Step 6: Final answer
    x = 265,433,613.63

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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.