Home / 1,141,475,218.64-1,575,243,863.88-619,954,450.64

Finding the Fourth Proportional to 1,141,475,218.64, 1,575,243,863.88 and 619,954,450.64

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Solution

The fourth proportional to 1,141,475,218.64, 1,575,243,863.88 and 619,954,450.64 is: 855,541,520.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,475,218.64 : 1,575,243,863.88 = 619,954,450.64 : x
  2. Step 2: Convert to fraction form
    1,141,475,218.64/1,575,243,863.88 = 619,954,450.64/x
  3. Step 3: Cross multiply
    1,141,475,218.64x = 1,575,243,863.88 × 619,954,450.64
  4. Step 4: Simplify right side
    1,141,475,218.64x = 976,579,444,255,756,416
  5. Step 5: Solve for x
    x = 976,579,444,255,756,416/1,141,475,218.64
  6. Step 6: Final answer
    x = 855,541,520.58

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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.