Home / 122,925,387.35-169,634,985.53-67,169,582.89

Finding the Fourth Proportional to 122,925,387.35, 169,634,985.53 and 67,169,582.89

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Solution

The fourth proportional to 122,925,387.35, 169,634,985.53 and 67,169,582.89 is: 92,692,904.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,925,387.35 : 169,634,985.53 = 67,169,582.89 : x
  2. Step 2: Convert to fraction form
    122,925,387.35/169,634,985.53 = 67,169,582.89/x
  3. Step 3: Cross multiply
    122,925,387.35x = 169,634,985.53 × 67,169,582.89
  4. Step 4: Simplify right side
    122,925,387.35x = 11,394,311,220,841,352
  5. Step 5: Solve for x
    x = 11,394,311,220,841,352/122,925,387.35
  6. Step 6: Final answer
    x = 92,692,904.75

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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.