Home / 89,299,584,060.60-133,949,376,090.90-72,769,643,196.60

Finding the Fourth Proportional to 89,299,584,060.60, 133,949,376,090.90 and 72,769,643,196.60

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Solution

The fourth proportional to 89,299,584,060.60, 133,949,376,090.90 and 72,769,643,196.60 is: 109,154,464,794.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,299,584,060.60 : 133,949,376,090.90 = 72,769,643,196.60 : x
  2. Step 2: Convert to fraction form
    89,299,584,060.60/133,949,376,090.90 = 72,769,643,196.60/x
  3. Step 3: Cross multiply
    89,299,584,060.60x = 133,949,376,090.90 × 72,769,643,196.60
  4. Step 4: Simplify right side
    89,299,584,060.60x = 9,747,448,304,541,976,494,080
  5. Step 5: Solve for x
    x = 9,747,448,304,541,976,494,080/89,299,584,060.60
  6. Step 6: Final answer
    x = 109,154,464,794.90

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1.5x scale

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.