Home / 116,996,810.73-161,453,613.65-64,784,725.41

Finding the Fourth Proportional to 116,996,810.73, 161,453,613.65 and 64,784,725.41

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Solution

The fourth proportional to 116,996,810.73, 161,453,613.65 and 64,784,725.41 is: 89,401,821.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,996,810.73 : 161,453,613.65 = 64,784,725.41 : x
  2. Step 2: Convert to fraction form
    116,996,810.73/161,453,613.65 = 64,784,725.41/x
  3. Step 3: Cross multiply
    116,996,810.73x = 161,453,613.65 × 64,784,725.41
  4. Step 4: Simplify right side
    116,996,810.73x = 10,459,728,026,767,478
  5. Step 5: Solve for x
    x = 10,459,728,026,767,478/116,996,810.73
  6. Step 6: Final answer
    x = 89,401,821.82

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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.