Home / 57,870,956.20-87,152,860.55-52,705,349.68

Finding the Fourth Proportional to 57,870,956.20, 87,152,860.55 and 52,705,349.68

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Solution

The fourth proportional to 57,870,956.20, 87,152,860.55 and 52,705,349.68 is: 79,373,528.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,870,956.20 : 87,152,860.55 = 52,705,349.68 : x
  2. Step 2: Convert to fraction form
    57,870,956.20/87,152,860.55 = 52,705,349.68/x
  3. Step 3: Cross multiply
    57,870,956.20x = 87,152,860.55 × 52,705,349.68
  4. Step 4: Simplify right side
    57,870,956.20x = 4,593,421,990,900,027
  5. Step 5: Solve for x
    x = 4,593,421,990,900,027/57,870,956.20
  6. Step 6: Final answer
    x = 79,373,528.49

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.