Home / 392,827,883.04-589,241,720.88-134,043,078.24

Finding the Fourth Proportional to 392,827,883.04, 589,241,720.88 and 134,043,078.24

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Solution

The fourth proportional to 392,827,883.04, 589,241,720.88 and 134,043,078.24 is: 201,064,581.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,827,883.04 : 589,241,720.88 = 134,043,078.24 : x
  2. Step 2: Convert to fraction form
    392,827,883.04/589,241,720.88 = 134,043,078.24/x
  3. Step 3: Cross multiply
    392,827,883.04x = 589,241,720.88 × 134,043,078.24
  4. Step 4: Simplify right side
    392,827,883.04x = 78,983,774,094,190,080
  5. Step 5: Solve for x
    x = 78,983,774,094,190,080/392,827,883.04
  6. Step 6: Final answer
    x = 201,064,581.98

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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.