Home / 714,720,039.60-1,072,252,411.38-248,313,579.84

Finding the Fourth Proportional to 714,720,039.60, 1,072,252,411.38 and 248,313,579.84

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Solution

The fourth proportional to 714,720,039.60, 1,072,252,411.38 and 248,313,579.84 is: 372,530,249.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,720,039.60 : 1,072,252,411.38 = 248,313,579.84 : x
  2. Step 2: Convert to fraction form
    714,720,039.60/1,072,252,411.38 = 248,313,579.84/x
  3. Step 3: Cross multiply
    714,720,039.60x = 1,072,252,411.38 × 248,313,579.84
  4. Step 4: Simplify right side
    714,720,039.60x = 266,254,834,761,840,160
  5. Step 5: Solve for x
    x = 266,254,834,761,840,160/714,720,039.60
  6. Step 6: Final answer
    x = 372,530,249.62

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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.