Home / 107,770,606.60-161,655,909.90-53,209,330.60

Finding the Fourth Proportional to 107,770,606.60, 161,655,909.90 and 53,209,330.60

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Solution

The fourth proportional to 107,770,606.60, 161,655,909.90 and 53,209,330.60 is: 79,813,995.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,770,606.60 : 161,655,909.90 = 53,209,330.60 : x
  2. Step 2: Convert to fraction form
    107,770,606.60/161,655,909.90 = 53,209,330.60/x
  3. Step 3: Cross multiply
    107,770,606.60x = 161,655,909.90 × 53,209,330.60
  4. Step 4: Simplify right side
    107,770,606.60x = 8,601,602,753,312,913
  5. Step 5: Solve for x
    x = 8,601,602,753,312,913/107,770,606.60
  6. Step 6: Final answer
    x = 79,813,995.90

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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.