Home / 986,627,441.50-1,479,456,886.03-488,061,916.36

Finding the Fourth Proportional to 986,627,441.50, 1,479,456,886.03 and 488,061,916.36

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Solution

The fourth proportional to 986,627,441.50, 1,479,456,886.03 and 488,061,916.36 is: 731,853,314.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,627,441.50 : 1,479,456,886.03 = 488,061,916.36 : x
  2. Step 2: Convert to fraction form
    986,627,441.50/1,479,456,886.03 = 488,061,916.36/x
  3. Step 3: Cross multiply
    986,627,441.50x = 1,479,456,886.03 × 488,061,916.36
  4. Step 4: Simplify right side
    986,627,441.50x = 722,066,562,962,881,152
  5. Step 5: Solve for x
    x = 722,066,562,962,881,152/986,627,441.50
  6. Step 6: Final answer
    x = 731,853,314.22

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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.