Home / 1,783,374,503.73-2,460,910,290.78-979,560,460.35

Finding the Fourth Proportional to 1,783,374,503.73, 2,460,910,290.78 and 979,560,460.35

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Solution

The fourth proportional to 1,783,374,503.73, 2,460,910,290.78 and 979,560,460.35 is: 1,351,712,953.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,783,374,503.73 : 2,460,910,290.78 = 979,560,460.35 : x
  2. Step 2: Convert to fraction form
    1,783,374,503.73/2,460,910,290.78 = 979,560,460.35/x
  3. Step 3: Cross multiply
    1,783,374,503.73x = 2,460,910,290.78 × 979,560,460.35
  4. Step 4: Simplify right side
    1,783,374,503.73x = 2,410,610,417,316,509,184
  5. Step 5: Solve for x
    x = 2,410,610,417,316,509,184/1,783,374,503.73
  6. Step 6: Final answer
    x = 1,351,712,953.32

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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.