Home / 78,591,235,582.31-108,545,367,941.07-52,825,783,343.06

Finding the Fourth Proportional to 78,591,235,582.31, 108,545,367,941.07 and 52,825,783,343.06

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Solution

The fourth proportional to 78,591,235,582.31, 108,545,367,941.07 and 52,825,783,343.06 is: 72,959,714,238.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,591,235,582.31 : 108,545,367,941.07 = 52,825,783,343.06 : x
  2. Step 2: Convert to fraction form
    78,591,235,582.31/108,545,367,941.07 = 52,825,783,343.06/x
  3. Step 3: Cross multiply
    78,591,235,582.31x = 108,545,367,941.07 × 52,825,783,343.06
  4. Step 4: Simplify right side
    78,591,235,582.31x = 5,733,994,089,747,694,223,360
  5. Step 5: Solve for x
    x = 5,733,994,089,747,694,223,360/78,591,235,582.31
  6. Step 6: Final answer
    x = 72,959,714,238.65

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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.