Home / 773,746,407.35-1,160,772,786.89-221,053,541.03

Finding the Fourth Proportional to 773,746,407.35, 1,160,772,786.89 and 221,053,541.03

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Solution

The fourth proportional to 773,746,407.35, 1,160,772,786.89 and 221,053,541.03 is: 331,624,072.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,746,407.35 : 1,160,772,786.89 = 221,053,541.03 : x
  2. Step 2: Convert to fraction form
    773,746,407.35/1,160,772,786.89 = 221,053,541.03/x
  3. Step 3: Cross multiply
    773,746,407.35x = 1,160,772,786.89 × 221,053,541.03
  4. Step 4: Simplify right side
    773,746,407.35x = 256,592,934,873,296,096
  5. Step 5: Solve for x
    x = 256,592,934,873,296,096/773,746,407.35
  6. Step 6: Final answer
    x = 331,624,072.74

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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.