Home / 855,970,453.77-1,283,550,925.28-331,585,153.17

Finding the Fourth Proportional to 855,970,453.77, 1,283,550,925.28 and 331,585,153.17

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Solution

The fourth proportional to 855,970,453.77, 1,283,550,925.28 and 331,585,153.17 is: 497,220,935.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,970,453.77 : 1,283,550,925.28 = 331,585,153.17 : x
  2. Step 2: Convert to fraction form
    855,970,453.77/1,283,550,925.28 = 331,585,153.17/x
  3. Step 3: Cross multiply
    855,970,453.77x = 1,283,550,925.28 × 331,585,153.17
  4. Step 4: Simplify right side
    855,970,453.77x = 425,606,430,158,806,144
  5. Step 5: Solve for x
    x = 425,606,430,158,806,144/855,970,453.77
  6. Step 6: Final answer
    x = 497,220,935.94

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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.