Home / 1,116,151,356.94-1,674,331,330.71-329,205,776.80

Finding the Fourth Proportional to 1,116,151,356.94, 1,674,331,330.71 and 329,205,776.80

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Solution

The fourth proportional to 1,116,151,356.94, 1,674,331,330.71 and 329,205,776.80 is: 493,839,426.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,151,356.94 : 1,674,331,330.71 = 329,205,776.80 : x
  2. Step 2: Convert to fraction form
    1,116,151,356.94/1,674,331,330.71 = 329,205,776.80/x
  3. Step 3: Cross multiply
    1,116,151,356.94x = 1,674,331,330.71 × 329,205,776.80
  4. Step 4: Simplify right side
    1,116,151,356.94x = 551,199,546,346,963,264
  5. Step 5: Solve for x
    x = 551,199,546,346,963,264/1,116,151,356.94
  6. Step 6: Final answer
    x = 493,839,426.81

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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.