Home / 242,720,631.27-335,045,559.46-159,094,151.06

Finding the Fourth Proportional to 242,720,631.27, 335,045,559.46 and 159,094,151.06

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Solution

The fourth proportional to 242,720,631.27, 335,045,559.46 and 159,094,151.06 is: 219,609,633.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,720,631.27 : 335,045,559.46 = 159,094,151.06 : x
  2. Step 2: Convert to fraction form
    242,720,631.27/335,045,559.46 = 159,094,151.06/x
  3. Step 3: Cross multiply
    242,720,631.27x = 335,045,559.46 × 159,094,151.06
  4. Step 4: Simplify right side
    242,720,631.27x = 53,303,788,849,151,328
  5. Step 5: Solve for x
    x = 53,303,788,849,151,328/242,720,631.27
  6. Step 6: Final answer
    x = 219,609,633.39

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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.