Home / 209,953,037.60-314,929,556.40-118,120,032.80

Finding the Fourth Proportional to 209,953,037.60, 314,929,556.40 and 118,120,032.80

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Solution

The fourth proportional to 209,953,037.60, 314,929,556.40 and 118,120,032.80 is: 177,180,049.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,953,037.60 : 314,929,556.40 = 118,120,032.80 : x
  2. Step 2: Convert to fraction form
    209,953,037.60/314,929,556.40 = 118,120,032.80/x
  3. Step 3: Cross multiply
    209,953,037.60x = 314,929,556.40 × 118,120,032.80
  4. Step 4: Simplify right side
    209,953,037.60x = 37,199,489,531,657,448
  5. Step 5: Solve for x
    x = 37,199,489,531,657,448/209,953,037.60
  6. Step 6: Final answer
    x = 177,180,049.20

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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.