Home / 152,539,424.40-228,809,136.60-80,875,808.40

Finding the Fourth Proportional to 152,539,424.40, 228,809,136.60 and 80,875,808.40

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Solution

The fourth proportional to 152,539,424.40, 228,809,136.60 and 80,875,808.40 is: 121,313,712.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,539,424.40 : 228,809,136.60 = 80,875,808.40 : x
  2. Step 2: Convert to fraction form
    152,539,424.40/228,809,136.60 = 80,875,808.40/x
  3. Step 3: Cross multiply
    152,539,424.40x = 228,809,136.60 × 80,875,808.40
  4. Step 4: Simplify right side
    152,539,424.40x = 18,505,123,891,831,028
  5. Step 5: Solve for x
    x = 18,505,123,891,831,028/152,539,424.40
  6. Step 6: Final answer
    x = 121,313,712.60

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1.5x scale

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.