Home / 242,720,631.51-335,045,559.79-159,094,151.33

Finding the Fourth Proportional to 242,720,631.51, 335,045,559.79 and 159,094,151.33

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Solution

The fourth proportional to 242,720,631.51, 335,045,559.79 and 159,094,151.33 is: 219,609,633.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,720,631.51 : 335,045,559.79 = 159,094,151.33 : x
  2. Step 2: Convert to fraction form
    242,720,631.51/335,045,559.79 = 159,094,151.33/x
  3. Step 3: Cross multiply
    242,720,631.51x = 335,045,559.79 × 159,094,151.33
  4. Step 4: Simplify right side
    242,720,631.51x = 53,303,788,989,302,752
  5. Step 5: Solve for x
    x = 53,303,788,989,302,752/242,720,631.51
  6. Step 6: Final answer
    x = 219,609,633.75

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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.