Home / 107,798,438.80-161,697,658.20-43,112,227.60

Finding the Fourth Proportional to 107,798,438.80, 161,697,658.20 and 43,112,227.60

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Solution

The fourth proportional to 107,798,438.80, 161,697,658.20 and 43,112,227.60 is: 64,668,341.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,798,438.80 : 161,697,658.20 = 43,112,227.60 : x
  2. Step 2: Convert to fraction form
    107,798,438.80/161,697,658.20 = 43,112,227.60/x
  3. Step 3: Cross multiply
    107,798,438.80x = 161,697,658.20 × 43,112,227.60
  4. Step 4: Simplify right side
    107,798,438.80x = 6,971,146,242,705,406
  5. Step 5: Solve for x
    x = 6,971,146,242,705,406/107,798,438.80
  6. Step 6: Final answer
    x = 64,668,341.40

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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.