Home / 115,896,291,953.10-173,844,437,929.65-71,265,451,620.30

Finding the Fourth Proportional to 115,896,291,953.10, 173,844,437,929.65 and 71,265,451,620.30

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Solution

The fourth proportional to 115,896,291,953.10, 173,844,437,929.65 and 71,265,451,620.30 is: 106,898,177,430.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,896,291,953.10 : 173,844,437,929.65 = 71,265,451,620.30 : x
  2. Step 2: Convert to fraction form
    115,896,291,953.10/173,844,437,929.65 = 71,265,451,620.30/x
  3. Step 3: Cross multiply
    115,896,291,953.10x = 173,844,437,929.65 × 71,265,451,620.30
  4. Step 4: Simplify right side
    115,896,291,953.10x = 12,389,102,380,733,719,117,824
  5. Step 5: Solve for x
    x = 12,389,102,380,733,719,117,824/115,896,291,953.10
  6. Step 6: Final answer
    x = 106,898,177,430.45

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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.