Home / 386,276,150.40-579,516,868.80-167,832,758.40

Finding the Fourth Proportional to 386,276,150.40, 579,516,868.80 and 167,832,758.40

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Solution

The fourth proportional to 386,276,150.40, 579,516,868.80 and 167,832,758.40 is: 251,793,734.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,276,150.40 : 579,516,868.80 = 167,832,758.40 : x
  2. Step 2: Convert to fraction form
    386,276,150.40/579,516,868.80 = 167,832,758.40/x
  3. Step 3: Cross multiply
    386,276,150.40x = 579,516,868.80 × 167,832,758.40
  4. Step 4: Simplify right side
    386,276,150.40x = 97,261,914,630,034,896
  5. Step 5: Solve for x
    x = 97,261,914,630,034,896/386,276,150.40
  6. Step 6: Final answer
    x = 251,793,734.95

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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.