Home / 242,720,632.77-335,045,561.54-159,094,152.57

Finding the Fourth Proportional to 242,720,632.77, 335,045,561.54 and 159,094,152.57

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Solution

The fourth proportional to 242,720,632.77, 335,045,561.54 and 159,094,152.57 is: 219,609,635.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,720,632.77 : 335,045,561.54 = 159,094,152.57 : x
  2. Step 2: Convert to fraction form
    242,720,632.77/335,045,561.54 = 159,094,152.57/x
  3. Step 3: Cross multiply
    242,720,632.77x = 335,045,561.54 × 159,094,152.57
  4. Step 4: Simplify right side
    242,720,632.77x = 53,303,789,684,750,616
  5. Step 5: Solve for x
    x = 53,303,789,684,750,616/242,720,632.77
  6. Step 6: Final answer
    x = 219,609,635.47

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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.