Home / 491,232,369,220.08-736,863,565,137.65-168,530,656,156.20

Finding the Fourth Proportional to 491,232,369,220.08, 736,863,565,137.65 and 168,530,656,156.20

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Solution

The fourth proportional to 491,232,369,220.08, 736,863,565,137.65 and 168,530,656,156.20 is: 252,801,134,272.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,232,369,220.08 : 736,863,565,137.65 = 168,530,656,156.20 : x
  2. Step 2: Convert to fraction form
    491,232,369,220.08/736,863,565,137.65 = 168,530,656,156.20/x
  3. Step 3: Cross multiply
    491,232,369,220.08x = 736,863,565,137.65 × 168,530,656,156.20
  4. Step 4: Simplify right side
    491,232,369,220.08x = 124,184,100,130,244,985,356,288
  5. Step 5: Solve for x
    x = 124,184,100,130,244,985,356,288/491,232,369,220.08
  6. Step 6: Final answer
    x = 252,801,134,272.58

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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.