Home / 114,912,602.40-172,368,903.60-89,214,477.60

Finding the Fourth Proportional to 114,912,602.40, 172,368,903.60 and 89,214,477.60

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Solution

The fourth proportional to 114,912,602.40, 172,368,903.60 and 89,214,477.60 is: 133,821,716.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,912,602.40 : 172,368,903.60 = 89,214,477.60 : x
  2. Step 2: Convert to fraction form
    114,912,602.40/172,368,903.60 = 89,214,477.60/x
  3. Step 3: Cross multiply
    114,912,602.40x = 172,368,903.60 × 89,214,477.60
  4. Step 4: Simplify right side
    114,912,602.40x = 15,377,801,689,158,758
  5. Step 5: Solve for x
    x = 15,377,801,689,158,758/114,912,602.40
  6. Step 6: Final answer
    x = 133,821,716.40

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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.