Home / 133,444,893.60-200,167,340.40-81,788,828.40

Finding the Fourth Proportional to 133,444,893.60, 200,167,340.40 and 81,788,828.40

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Solution

The fourth proportional to 133,444,893.60, 200,167,340.40 and 81,788,828.40 is: 122,683,242.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,444,893.60 : 200,167,340.40 = 81,788,828.40 : x
  2. Step 2: Convert to fraction form
    133,444,893.60/200,167,340.40 = 81,788,828.40/x
  3. Step 3: Cross multiply
    133,444,893.60x = 200,167,340.40 × 81,788,828.40
  4. Step 4: Simplify right side
    133,444,893.60x = 16,371,452,255,259,990
  5. Step 5: Solve for x
    x = 16,371,452,255,259,990/133,444,893.60
  6. Step 6: Final answer
    x = 122,683,242.60

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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.