Home / 207,576,386,238.78-311,333,119,302.96-56,494,460,789.46

Finding the Fourth Proportional to 207,576,386,238.78, 311,333,119,302.96 and 56,494,460,789.46

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Solution

The fourth proportional to 207,576,386,238.78, 311,333,119,302.96 and 56,494,460,789.46 is: 84,733,128,944.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,576,386,238.78 : 311,333,119,302.96 = 56,494,460,789.46 : x
  2. Step 2: Convert to fraction form
    207,576,386,238.78/311,333,119,302.96 = 56,494,460,789.46/x
  3. Step 3: Cross multiply
    207,576,386,238.78x = 311,333,119,302.96 × 56,494,460,789.46
  4. Step 4: Simplify right side
    207,576,386,238.78x = 17,588,596,700,921,347,440,640
  5. Step 5: Solve for x
    x = 17,588,596,700,921,347,440,640/207,576,386,238.78
  6. Step 6: Final answer
    x = 84,733,128,944.10

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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.