Home / 107,798,672.40-161,698,008.60-53,926,544.40

Finding the Fourth Proportional to 107,798,672.40, 161,698,008.60 and 53,926,544.40

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Solution

The fourth proportional to 107,798,672.40, 161,698,008.60 and 53,926,544.40 is: 80,889,816.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,798,672.40 : 161,698,008.60 = 53,926,544.40 : x
  2. Step 2: Convert to fraction form
    107,798,672.40/161,698,008.60 = 53,926,544.40/x
  3. Step 3: Cross multiply
    107,798,672.40x = 161,698,008.60 × 53,926,544.40
  4. Step 4: Simplify right side
    107,798,672.40x = 8,719,814,840,159,481
  5. Step 5: Solve for x
    x = 8,719,814,840,159,481/107,798,672.40
  6. Step 6: Final answer
    x = 80,889,816.60

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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.