Home / 70,808,631.57-106,231,848.44-25,375,018.77

Finding the Fourth Proportional to 70,808,631.57, 106,231,848.44 and 25,375,018.77

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Solution

The fourth proportional to 70,808,631.57, 106,231,848.44 and 25,375,018.77 is: 38,069,301.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,808,631.57 : 106,231,848.44 = 25,375,018.77 : x
  2. Step 2: Convert to fraction form
    70,808,631.57/106,231,848.44 = 25,375,018.77/x
  3. Step 3: Cross multiply
    70,808,631.57x = 106,231,848.44 × 25,375,018.77
  4. Step 4: Simplify right side
    70,808,631.57x = 2,695,635,148,009,920
  5. Step 5: Solve for x
    x = 2,695,635,148,009,920/70,808,631.57
  6. Step 6: Final answer
    x = 38,069,301.56

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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.