Home / 117,588,760.96-162,281,578-70,547,604.70

Finding the Fourth Proportional to 117,588,760.96, 162,281,578 and 70,547,604.70

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Solution

The fourth proportional to 117,588,760.96, 162,281,578 and 70,547,604.70 is: 97,361,146.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,588,760.96 : 162,281,578 = 70,547,604.70 : x
  2. Step 2: Convert to fraction form
    117,588,760.96/162,281,578 = 70,547,604.70/x
  3. Step 3: Cross multiply
    117,588,760.96x = 162,281,578 × 70,547,604.70
  4. Step 4: Simplify right side
    117,588,760.96x = 11,448,576,614,836,218
  5. Step 5: Solve for x
    x = 11,448,576,614,836,218/117,588,760.96
  6. Step 6: Final answer
    x = 97,361,146.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.