Home / 756,702,012.30-1,135,053,018.45-739,695,900.30

Finding the Fourth Proportional to 756,702,012.30, 1,135,053,018.45 and 739,695,900.30

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Solution

The fourth proportional to 756,702,012.30, 1,135,053,018.45 and 739,695,900.30 is: 1,109,543,850.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,702,012.30 : 1,135,053,018.45 = 739,695,900.30 : x
  2. Step 2: Convert to fraction form
    756,702,012.30/1,135,053,018.45 = 739,695,900.30/x
  3. Step 3: Cross multiply
    756,702,012.30x = 1,135,053,018.45 × 739,695,900.30
  4. Step 4: Simplify right side
    756,702,012.30x = 839,594,064,370,605,184
  5. Step 5: Solve for x
    x = 839,594,064,370,605,184/756,702,012.30
  6. Step 6: Final answer
    x = 1,109,543,850.45

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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.