Home / 162,845,332.60-244,267,998.90-86,317,828.60

Finding the Fourth Proportional to 162,845,332.60, 244,267,998.90 and 86,317,828.60

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Solution

The fourth proportional to 162,845,332.60, 244,267,998.90 and 86,317,828.60 is: 129,476,742.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,845,332.60 : 244,267,998.90 = 86,317,828.60 : x
  2. Step 2: Convert to fraction form
    162,845,332.60/244,267,998.90 = 86,317,828.60/x
  3. Step 3: Cross multiply
    162,845,332.60x = 244,267,998.90 × 86,317,828.60
  4. Step 4: Simplify right side
    162,845,332.60x = 21,084,683,261,515,188
  5. Step 5: Solve for x
    x = 21,084,683,261,515,188/162,845,332.60
  6. Step 6: Final answer
    x = 129,476,742.90

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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.