Home / 107,773,602.40-161,660,403.60-64,775,432.80

Finding the Fourth Proportional to 107,773,602.40, 161,660,403.60 and 64,775,432.80

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Solution

The fourth proportional to 107,773,602.40, 161,660,403.60 and 64,775,432.80 is: 97,163,149.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,773,602.40 : 161,660,403.60 = 64,775,432.80 : x
  2. Step 2: Convert to fraction form
    107,773,602.40/161,660,403.60 = 64,775,432.80/x
  3. Step 3: Cross multiply
    107,773,602.40x = 161,660,403.60 × 64,775,432.80
  4. Step 4: Simplify right side
    107,773,602.40x = 10,471,622,609,812,678
  5. Step 5: Solve for x
    x = 10,471,622,609,812,678/107,773,602.40
  6. Step 6: Final answer
    x = 97,163,149.20

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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.