Home / 248,425,673.88-342,828,835.38-144,065,708.04

Finding the Fourth Proportional to 248,425,673.88, 342,828,835.38 and 144,065,708.04

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Solution

The fourth proportional to 248,425,673.88, 342,828,835.38 and 144,065,708.04 is: 198,811,492.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,425,673.88 : 342,828,835.38 = 144,065,708.04 : x
  2. Step 2: Convert to fraction form
    248,425,673.88/342,828,835.38 = 144,065,708.04/x
  3. Step 3: Cross multiply
    248,425,673.88x = 342,828,835.38 × 144,065,708.04
  4. Step 4: Simplify right side
    248,425,673.88x = 49,389,878,905,548,296
  5. Step 5: Solve for x
    x = 49,389,878,905,548,296/248,425,673.88
  6. Step 6: Final answer
    x = 198,811,492.12

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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.