Home / 220,889,947.93-304,829,052.03-121,768,519.59

Finding the Fourth Proportional to 220,889,947.93, 304,829,052.03 and 121,768,519.59

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Solution

The fourth proportional to 220,889,947.93, 304,829,052.03 and 121,768,519.59 is: 168,041,066.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,889,947.93 : 304,829,052.03 = 121,768,519.59 : x
  2. Step 2: Convert to fraction form
    220,889,947.93/304,829,052.03 = 121,768,519.59/x
  3. Step 3: Cross multiply
    220,889,947.93x = 304,829,052.03 × 121,768,519.59
  4. Step 4: Simplify right side
    220,889,947.93x = 37,118,582,393,716,184
  5. Step 5: Solve for x
    x = 37,118,582,393,716,184/220,889,947.93
  6. Step 6: Final answer
    x = 168,041,066.34

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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.