Home / 49,326,984,093.28-74,021,600,542.94-20,996,869,347.82

Finding the Fourth Proportional to 49,326,984,093.28, 74,021,600,542.94 and 20,996,869,347.82

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Solution

The fourth proportional to 49,326,984,093.28, 74,021,600,542.94 and 20,996,869,347.82 is: 31,508,552,653.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,326,984,093.28 : 74,021,600,542.94 = 20,996,869,347.82 : x
  2. Step 2: Convert to fraction form
    49,326,984,093.28/74,021,600,542.94 = 20,996,869,347.82/x
  3. Step 3: Cross multiply
    49,326,984,093.28x = 74,021,600,542.94 × 20,996,869,347.82
  4. Step 4: Simplify right side
    49,326,984,093.28x = 1,554,221,875,516,633,251,840
  5. Step 5: Solve for x
    x = 1,554,221,875,516,633,251,840/49,326,984,093.28
  6. Step 6: Final answer
    x = 31,508,552,653.00

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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.