Home / 782,903,661.10-1,173,579,788.73-367,637,114.41

Finding the Fourth Proportional to 782,903,661.10, 1,173,579,788.73 and 367,637,114.41

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Solution

The fourth proportional to 782,903,661.10, 1,173,579,788.73 and 367,637,114.41 is: 551,091,415.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,903,661.10 : 1,173,579,788.73 = 367,637,114.41 : x
  2. Step 2: Convert to fraction form
    782,903,661.10/1,173,579,788.73 = 367,637,114.41/x
  3. Step 3: Cross multiply
    782,903,661.10x = 1,173,579,788.73 × 367,637,114.41
  4. Step 4: Simplify right side
    782,903,661.10x = 431,451,487,058,594,688
  5. Step 5: Solve for x
    x = 431,451,487,058,594,688/782,903,661.10
  6. Step 6: Final answer
    x = 551,091,415.84

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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.