Home / 248,806,329.21-343,421,034.65-144,418,030.79

Finding the Fourth Proportional to 248,806,329.21, 343,421,034.65 and 144,418,030.79

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Solution

The fourth proportional to 248,806,329.21, 343,421,034.65 and 144,418,030.79 is: 199,336,526.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,806,329.21 : 343,421,034.65 = 144,418,030.79 : x
  2. Step 2: Convert to fraction form
    248,806,329.21/343,421,034.65 = 144,418,030.79/x
  3. Step 3: Cross multiply
    248,806,329.21x = 343,421,034.65 × 144,418,030.79
  4. Step 4: Simplify right side
    248,806,329.21x = 49,596,189,553,578,160
  5. Step 5: Solve for x
    x = 49,596,189,553,578,160/248,806,329.21
  6. Step 6: Final answer
    x = 199,336,526.97

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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.