Home / 1,681,131,831,389.30-2,319,964,164,579.40-910,381,852,327.88

Finding the Fourth Proportional to 1,681,131,831,389.30, 2,319,964,164,579.40 and 910,381,852,327.88

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Solution

The fourth proportional to 1,681,131,831,389.30, 2,319,964,164,579.40 and 910,381,852,327.88 is: 1,256,328,167,755.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,681,131,831,389.30 : 2,319,964,164,579.40 = 910,381,852,327.88 : x
  2. Step 2: Convert to fraction form
    1,681,131,831,389.30/2,319,964,164,579.40 = 910,381,852,327.88/x
  3. Step 3: Cross multiply
    1,681,131,831,389.30x = 2,319,964,164,579.40 × 910,381,852,327.88
  4. Step 4: Simplify right side
    1,681,131,831,389.30x = 2,112,053,273,484,096,645,890,048
  5. Step 5: Solve for x
    x = 2,112,053,273,484,096,645,890,048/1,681,131,831,389.30
  6. Step 6: Final answer
    x = 1,256,328,167,755.10

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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.