Home / 116,130,595.50-160,178,629.77-76,425,475.86

Finding the Fourth Proportional to 116,130,595.50, 160,178,629.77 and 76,425,475.86

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Solution

The fourth proportional to 116,130,595.50, 160,178,629.77 and 76,425,475.86 is: 105,413,461.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,130,595.50 : 160,178,629.77 = 76,425,475.86 : x
  2. Step 2: Convert to fraction form
    116,130,595.50/160,178,629.77 = 76,425,475.86/x
  3. Step 3: Cross multiply
    116,130,595.50x = 160,178,629.77 × 76,425,475.86
  4. Step 4: Simplify right side
    116,130,595.50x = 12,241,728,002,775,014
  5. Step 5: Solve for x
    x = 12,241,728,002,775,014/116,130,595.50
  6. Step 6: Final answer
    x = 105,413,461.03

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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.