Home / 133,230,154-183,801,313.20-89,191,339.60

Finding the Fourth Proportional to 133,230,154, 183,801,313.20 and 89,191,339.60

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Solution

The fourth proportional to 133,230,154, 183,801,313.20 and 89,191,339.60 is: 123,046,358.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,230,154 : 183,801,313.20 = 89,191,339.60 : x
  2. Step 2: Convert to fraction form
    133,230,154/183,801,313.20 = 89,191,339.60/x
  3. Step 3: Cross multiply
    133,230,154x = 183,801,313.20 × 89,191,339.60
  4. Step 4: Simplify right side
    133,230,154x = 16,393,485,344,547,160
  5. Step 5: Solve for x
    x = 16,393,485,344,547,160/133,230,154
  6. Step 6: Final answer
    x = 123,046,358.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.