Home / 147,582,046.34-220,943,460.70-77,385,818.04

Finding the Fourth Proportional to 147,582,046.34, 220,943,460.70 and 77,385,818.04

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Solution

The fourth proportional to 147,582,046.34, 220,943,460.70 and 77,385,818.04 is: 115,853,458.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,582,046.34 : 220,943,460.70 = 77,385,818.04 : x
  2. Step 2: Convert to fraction form
    147,582,046.34/220,943,460.70 = 77,385,818.04/x
  3. Step 3: Cross multiply
    147,582,046.34x = 220,943,460.70 × 77,385,818.04
  4. Step 4: Simplify right side
    147,582,046.34x = 17,097,890,446,954,824
  5. Step 5: Solve for x
    x = 17,097,890,446,954,824/147,582,046.34
  6. Step 6: Final answer
    x = 115,853,458.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.