Home / 118,627,272.20-178,045,884.30-70,044,379.40

Finding the Fourth Proportional to 118,627,272.20, 178,045,884.30 and 70,044,379.40

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Solution

The fourth proportional to 118,627,272.20, 178,045,884.30 and 70,044,379.40 is: 105,128,552.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,627,272.20 : 178,045,884.30 = 70,044,379.40 : x
  2. Step 2: Convert to fraction form
    118,627,272.20/178,045,884.30 = 70,044,379.40/x
  3. Step 3: Cross multiply
    118,627,272.20x = 178,045,884.30 × 70,044,379.40
  4. Step 4: Simplify right side
    118,627,272.20x = 12,471,113,470,517,706
  5. Step 5: Solve for x
    x = 12,471,113,470,517,706/118,627,272.20
  6. Step 6: Final answer
    x = 105,128,552.98

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.