Home / 125,395,672.60-173,071,486.44-72,474,628.24

Finding the Fourth Proportional to 125,395,672.60, 173,071,486.44 and 72,474,628.24

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Solution

The fourth proportional to 125,395,672.60, 173,071,486.44 and 72,474,628.24 is: 100,029,701.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,395,672.60 : 173,071,486.44 = 72,474,628.24 : x
  2. Step 2: Convert to fraction form
    125,395,672.60/173,071,486.44 = 72,474,628.24/x
  3. Step 3: Cross multiply
    125,395,672.60x = 173,071,486.44 × 72,474,628.24
  4. Step 4: Simplify right side
    125,395,672.60x = 12,543,291,638,683,200
  5. Step 5: Solve for x
    x = 12,543,291,638,683,200/125,395,672.60
  6. Step 6: Final answer
    x = 100,029,701.01

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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.