Home / 690,526,592.49-1,035,091,956.89-297,309,908.33

Finding the Fourth Proportional to 690,526,592.49, 1,035,091,956.89 and 297,309,908.33

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Solution

The fourth proportional to 690,526,592.49, 1,035,091,956.89 and 297,309,908.33 is: 445,664,364.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,526,592.49 : 1,035,091,956.89 = 297,309,908.33 : x
  2. Step 2: Convert to fraction form
    690,526,592.49/1,035,091,956.89 = 297,309,908.33/x
  3. Step 3: Cross multiply
    690,526,592.49x = 1,035,091,956.89 × 297,309,908.33
  4. Step 4: Simplify right side
    690,526,592.49x = 307,743,094,809,424,192
  5. Step 5: Solve for x
    x = 307,743,094,809,424,192/690,526,592.49
  6. Step 6: Final answer
    x = 445,664,364.21

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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.