Home / 13,268,781,581.54-19,905,967,654.80-4,304,270,875.76

Finding the Fourth Proportional to 13,268,781,581.54, 19,905,967,654.80 and 4,304,270,875.76

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Solution

The fourth proportional to 13,268,781,581.54, 19,905,967,654.80 and 4,304,270,875.76 is: 6,457,313,077.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,268,781,581.54 : 19,905,967,654.80 = 4,304,270,875.76 : x
  2. Step 2: Convert to fraction form
    13,268,781,581.54/19,905,967,654.80 = 4,304,270,875.76/x
  3. Step 3: Cross multiply
    13,268,781,581.54x = 19,905,967,654.80 × 4,304,270,875.76
  4. Step 4: Simplify right side
    13,268,781,581.54x = 85,680,676,830,376,230,912
  5. Step 5: Solve for x
    x = 85,680,676,830,376,230,912/13,268,781,581.54
  6. Step 6: Final answer
    x = 6,457,313,077.61

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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.