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Finding the Fourth Proportional to 70,956,561.60, 106,434,842.40 and 44,082,705.60

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Solution

The fourth proportional to 70,956,561.60, 106,434,842.40 and 44,082,705.60 is: 66,124,058.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,956,561.60 : 106,434,842.40 = 44,082,705.60 : x
  2. Step 2: Convert to fraction form
    70,956,561.60/106,434,842.40 = 44,082,705.60/x
  3. Step 3: Cross multiply
    70,956,561.60x = 106,434,842.40 × 44,082,705.60
  4. Step 4: Simplify right side
    70,956,561.60x = 4,691,935,823,101,598
  5. Step 5: Solve for x
    x = 4,691,935,823,101,598/70,956,561.60
  6. Step 6: Final answer
    x = 66,124,058.40

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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.