Home / 1,141,475,209.14-1,575,243,850.78-619,954,441.14

Finding the Fourth Proportional to 1,141,475,209.14, 1,575,243,850.78 and 619,954,441.14

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Solution

The fourth proportional to 1,141,475,209.14, 1,575,243,850.78 and 619,954,441.14 is: 855,541,507.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,475,209.14 : 1,575,243,850.78 = 619,954,441.14 : x
  2. Step 2: Convert to fraction form
    1,141,475,209.14/1,575,243,850.78 = 619,954,441.14/x
  3. Step 3: Cross multiply
    1,141,475,209.14x = 1,575,243,850.78 × 619,954,441.14
  4. Step 4: Simplify right side
    1,141,475,209.14x = 976,579,421,169,536,384
  5. Step 5: Solve for x
    x = 976,579,421,169,536,384/1,141,475,209.14
  6. Step 6: Final answer
    x = 855,541,507.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.