Home / 118,341,201.60-177,511,802.40-66,685,136.40

Finding the Fourth Proportional to 118,341,201.60, 177,511,802.40 and 66,685,136.40

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Solution

The fourth proportional to 118,341,201.60, 177,511,802.40 and 66,685,136.40 is: 100,027,704.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,341,201.60 : 177,511,802.40 = 66,685,136.40 : x
  2. Step 2: Convert to fraction form
    118,341,201.60/177,511,802.40 = 66,685,136.40/x
  3. Step 3: Cross multiply
    118,341,201.60x = 177,511,802.40 × 66,685,136.40
  4. Step 4: Simplify right side
    118,341,201.60x = 11,837,398,755,653,848
  5. Step 5: Solve for x
    x = 11,837,398,755,653,848/118,341,201.60
  6. Step 6: Final answer
    x = 100,027,704.60

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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.