Home / 1,141,510,997.10-1,575,188,963.55-632,887,282.38

Finding the Fourth Proportional to 1,141,510,997.10, 1,575,188,963.55 and 632,887,282.38

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Solution

The fourth proportional to 1,141,510,997.10, 1,575,188,963.55 and 632,887,282.38 is: 873,331,106.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,510,997.10 : 1,575,188,963.55 = 632,887,282.38 : x
  2. Step 2: Convert to fraction form
    1,141,510,997.10/1,575,188,963.55 = 632,887,282.38/x
  3. Step 3: Cross multiply
    1,141,510,997.10x = 1,575,188,963.55 × 632,887,282.38
  4. Step 4: Simplify right side
    1,141,510,997.10x = 996,917,062,376,128,384
  5. Step 5: Solve for x
    x = 996,917,062,376,128,384/1,141,510,997.10
  6. Step 6: Final answer
    x = 873,331,106.67

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1.5x scale

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.