Home / 121,523,656.84-182,285,070.54-49,720,072.84

Finding the Fourth Proportional to 121,523,656.84, 182,285,070.54 and 49,720,072.84

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Solution

The fourth proportional to 121,523,656.84, 182,285,070.54 and 49,720,072.84 is: 74,579,939.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,523,656.84 : 182,285,070.54 = 49,720,072.84 : x
  2. Step 2: Convert to fraction form
    121,523,656.84/182,285,070.54 = 49,720,072.84/x
  3. Step 3: Cross multiply
    121,523,656.84x = 182,285,070.54 × 49,720,072.84
  4. Step 4: Simplify right side
    121,523,656.84x = 9,063,226,984,893,338
  5. Step 5: Solve for x
    x = 9,063,226,984,893,338/121,523,656.84
  6. Step 6: Final answer
    x = 74,579,939.58

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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.