Home / 745,376,000.51-1,117,942,724.22-351,902,066.37

Finding the Fourth Proportional to 745,376,000.51, 1,117,942,724.22 and 351,902,066.37

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Solution

The fourth proportional to 745,376,000.51, 1,117,942,724.22 and 351,902,066.37 is: 527,795,843.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,376,000.51 : 1,117,942,724.22 = 351,902,066.37 : x
  2. Step 2: Convert to fraction form
    745,376,000.51/1,117,942,724.22 = 351,902,066.37/x
  3. Step 3: Cross multiply
    745,376,000.51x = 1,117,942,724.22 × 351,902,066.37
  4. Step 4: Simplify right side
    745,376,000.51x = 393,406,354,736,325,056
  5. Step 5: Solve for x
    x = 393,406,354,736,325,056/745,376,000.51
  6. Step 6: Final answer
    x = 527,795,843.27

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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.