Home / 1,780,758,283.22-2,671,137,507.86-1,219,967,125.39

Finding the Fourth Proportional to 1,780,758,283.22, 2,671,137,507.86 and 1,219,967,125.39

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Solution

The fourth proportional to 1,780,758,283.22, 2,671,137,507.86 and 1,219,967,125.39 is: 1,829,950,744.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,758,283.22 : 2,671,137,507.86 = 1,219,967,125.39 : x
  2. Step 2: Convert to fraction form
    1,780,758,283.22/2,671,137,507.86 = 1,219,967,125.39/x
  3. Step 3: Cross multiply
    1,780,758,283.22x = 2,671,137,507.86 × 1,219,967,125.39
  4. Step 4: Simplify right side
    1,780,758,283.22x = 3,258,699,946,965,917,184
  5. Step 5: Solve for x
    x = 3,258,699,946,965,917,184/1,780,758,283.22
  6. Step 6: Final answer
    x = 1,829,950,744.96

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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.