Home / 889,062,860.86-1,333,077,360.93-336,407,981.71

Finding the Fourth Proportional to 889,062,860.86, 1,333,077,360.93 and 336,407,981.71

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Solution

The fourth proportional to 889,062,860.86, 1,333,077,360.93 and 336,407,981.71 is: 504,416,373.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,062,860.86 : 1,333,077,360.93 = 336,407,981.71 : x
  2. Step 2: Convert to fraction form
    889,062,860.86/1,333,077,360.93 = 336,407,981.71/x
  3. Step 3: Cross multiply
    889,062,860.86x = 1,333,077,360.93 × 336,407,981.71
  4. Step 4: Simplify right side
    889,062,860.86x = 448,457,864,447,089,152
  5. Step 5: Solve for x
    x = 448,457,864,447,089,152/889,062,860.86
  6. Step 6: Final answer
    x = 504,416,373.90

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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.