Home / 125,815,735.14-173,620,129.74-70,064,031.30

Finding the Fourth Proportional to 125,815,735.14, 173,620,129.74 and 70,064,031.30

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Solution

The fourth proportional to 125,815,735.14, 173,620,129.74 and 70,064,031.30 is: 96,685,253.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,815,735.14 : 173,620,129.74 = 70,064,031.30 : x
  2. Step 2: Convert to fraction form
    125,815,735.14/173,620,129.74 = 70,064,031.30/x
  3. Step 3: Cross multiply
    125,815,735.14x = 173,620,129.74 × 70,064,031.30
  4. Step 4: Simplify right side
    125,815,735.14x = 12,164,526,204,413,422
  5. Step 5: Solve for x
    x = 12,164,526,204,413,422/125,815,735.14
  6. Step 6: Final answer
    x = 96,685,253.17

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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.