Home / 453,578,560.49-680,631,900.51-191,246,661.17

Finding the Fourth Proportional to 453,578,560.49, 680,631,900.51 and 191,246,661.17

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Solution

The fourth proportional to 453,578,560.49, 680,631,900.51 and 191,246,661.17 is: 286,981,329.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,578,560.49 : 680,631,900.51 = 191,246,661.17 : x
  2. Step 2: Convert to fraction form
    453,578,560.49/680,631,900.51 = 191,246,661.17/x
  3. Step 3: Cross multiply
    453,578,560.49x = 680,631,900.51 × 191,246,661.17
  4. Step 4: Simplify right side
    453,578,560.49x = 130,168,578,458,329,104
  5. Step 5: Solve for x
    x = 130,168,578,458,329,104/453,578,560.49
  6. Step 6: Final answer
    x = 286,981,329.80

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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.