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Finding the Fourth Proportional to 301,663,460.40, 452,495,190.60 and 119,910,638.40

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Solution

The fourth proportional to 301,663,460.40, 452,495,190.60 and 119,910,638.40 is: 179,865,957.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,663,460.40 : 452,495,190.60 = 119,910,638.40 : x
  2. Step 2: Convert to fraction form
    301,663,460.40/452,495,190.60 = 119,910,638.40/x
  3. Step 3: Cross multiply
    301,663,460.40x = 452,495,190.60 × 119,910,638.40
  4. Step 4: Simplify right side
    301,663,460.40x = 54,258,987,177,775,688
  5. Step 5: Solve for x
    x = 54,258,987,177,775,688/301,663,460.40
  6. Step 6: Final answer
    x = 179,865,957.60

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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.