Home / 161,848,187.60-242,772,281.40-52,683,645.20

Finding the Fourth Proportional to 161,848,187.60, 242,772,281.40 and 52,683,645.20

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Solution

The fourth proportional to 161,848,187.60, 242,772,281.40 and 52,683,645.20 is: 79,025,467.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,848,187.60 : 242,772,281.40 = 52,683,645.20 : x
  2. Step 2: Convert to fraction form
    161,848,187.60/242,772,281.40 = 52,683,645.20/x
  3. Step 3: Cross multiply
    161,848,187.60x = 242,772,281.40 × 52,683,645.20
  4. Step 4: Simplify right side
    161,848,187.60x = 12,790,128,737,672,160
  5. Step 5: Solve for x
    x = 12,790,128,737,672,160/161,848,187.60
  6. Step 6: Final answer
    x = 79,025,467.80

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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.