Home / 140,963,759,405.07-194,530,008,964.80-76,734,971,310.92

Finding the Fourth Proportional to 140,963,759,405.07, 194,530,008,964.80 and 76,734,971,310.92

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Solution

The fourth proportional to 140,963,759,405.07, 194,530,008,964.80 and 76,734,971,310.92 is: 105,894,271,832.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,963,759,405.07 : 194,530,008,964.80 = 76,734,971,310.92 : x
  2. Step 2: Convert to fraction form
    140,963,759,405.07/194,530,008,964.80 = 76,734,971,310.92/x
  3. Step 3: Cross multiply
    140,963,759,405.07x = 194,530,008,964.80 × 76,734,971,310.92
  4. Step 4: Simplify right side
    140,963,759,405.07x = 14,927,254,657,025,963,982,848
  5. Step 5: Solve for x
    x = 14,927,254,657,025,963,982,848/140,963,759,405.07
  6. Step 6: Final answer
    x = 105,894,271,832.89

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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.