Home / 156,873,905.69-235,339,583.42-64,707,364.25

Finding the Fourth Proportional to 156,873,905.69, 235,339,583.42 and 64,707,364.25

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Solution

The fourth proportional to 156,873,905.69, 235,339,583.42 and 64,707,364.25 is: 97,072,894.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,873,905.69 : 235,339,583.42 = 64,707,364.25 : x
  2. Step 2: Convert to fraction form
    156,873,905.69/235,339,583.42 = 64,707,364.25/x
  3. Step 3: Cross multiply
    156,873,905.69x = 235,339,583.42 × 64,707,364.25
  4. Step 4: Simplify right side
    156,873,905.69x = 15,228,204,146,477,664
  5. Step 5: Solve for x
    x = 15,228,204,146,477,664/156,873,905.69
  6. Step 6: Final answer
    x = 97,072,894.82

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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.