Home / 3,141,139,830.76-4,334,771,909.11-1,731,467,334.81

Finding the Fourth Proportional to 3,141,139,830.76, 4,334,771,909.11 and 1,731,467,334.81

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Solution

The fourth proportional to 3,141,139,830.76, 4,334,771,909.11 and 1,731,467,334.81 is: 2,389,424,339.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,141,139,830.76 : 4,334,771,909.11 = 1,731,467,334.81 : x
  2. Step 2: Convert to fraction form
    3,141,139,830.76/4,334,771,909.11 = 1,731,467,334.81/x
  3. Step 3: Cross multiply
    3,141,139,830.76x = 4,334,771,909.11 × 1,731,467,334.81
  4. Step 4: Simplify right side
    3,141,139,830.76x = 7,505,515,964,475,945,984
  5. Step 5: Solve for x
    x = 7,505,515,964,475,945,984/3,141,139,830.76
  6. Step 6: Final answer
    x = 2,389,424,339.21

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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.