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Finding the Fourth Proportional to 560,965,855.60, 841,463,217.60 and 265,791,714.40

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Solution

The fourth proportional to 560,965,855.60, 841,463,217.60 and 265,791,714.40 is: 398,694,410.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,965,855.60 : 841,463,217.60 = 265,791,714.40 : x
  2. Step 2: Convert to fraction form
    560,965,855.60/841,463,217.60 = 265,791,714.40/x
  3. Step 3: Cross multiply
    560,965,855.60x = 841,463,217.60 × 265,791,714.40
  4. Step 4: Simplify right side
    560,965,855.60x = 223,653,951,210,444,256
  5. Step 5: Solve for x
    x = 223,653,951,210,444,256/560,965,855.60
  6. Step 6: Final answer
    x = 398,694,410.68

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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.