Home / 610,085,410.65-841,918,409.21-331,626,934.18

Finding the Fourth Proportional to 610,085,410.65, 841,918,409.21 and 331,626,934.18

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Solution

The fourth proportional to 610,085,410.65, 841,918,409.21 and 331,626,934.18 is: 457,645,464.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,085,410.65 : 841,918,409.21 = 331,626,934.18 : x
  2. Step 2: Convert to fraction form
    610,085,410.65/841,918,409.21 = 331,626,934.18/x
  3. Step 3: Cross multiply
    610,085,410.65x = 841,918,409.21 × 331,626,934.18
  4. Step 4: Simplify right side
    610,085,410.65x = 279,202,820,876,951,296
  5. Step 5: Solve for x
    x = 279,202,820,876,951,296/610,085,410.65
  6. Step 6: Final answer
    x = 457,645,464.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.