Home / 121,523,655.84-182,285,069.04-49,720,071.84

Finding the Fourth Proportional to 121,523,655.84, 182,285,069.04 and 49,720,071.84

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Solution

The fourth proportional to 121,523,655.84, 182,285,069.04 and 49,720,071.84 is: 74,579,938.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,523,655.84 : 182,285,069.04 = 49,720,071.84 : x
  2. Step 2: Convert to fraction form
    121,523,655.84/182,285,069.04 = 49,720,071.84/x
  3. Step 3: Cross multiply
    121,523,655.84x = 182,285,069.04 × 49,720,071.84
  4. Step 4: Simplify right side
    121,523,655.84x = 9,063,226,728,028,160
  5. Step 5: Solve for x
    x = 9,063,226,728,028,160/121,523,655.84
  6. Step 6: Final answer
    x = 74,579,938.08

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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.