Home / 125,395,670.60-173,071,483.68-72,474,626.24

Finding the Fourth Proportional to 125,395,670.60, 173,071,483.68 and 72,474,626.24

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Solution

The fourth proportional to 125,395,670.60, 173,071,483.68 and 72,474,626.24 is: 100,029,698.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,395,670.60 : 173,071,483.68 = 72,474,626.24 : x
  2. Step 2: Convert to fraction form
    125,395,670.60/173,071,483.68 = 72,474,626.24/x
  3. Step 3: Cross multiply
    125,395,670.60x = 173,071,483.68 × 72,474,626.24
  4. Step 4: Simplify right side
    125,395,670.60x = 12,543,291,092,510,260
  5. Step 5: Solve for x
    x = 12,543,291,092,510,260/125,395,670.60
  6. Step 6: Final answer
    x = 100,029,698.25

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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.