Home / 79,292,109.60-118,938,164.40-25,444,864.80

Finding the Fourth Proportional to 79,292,109.60, 118,938,164.40 and 25,444,864.80

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Solution

The fourth proportional to 79,292,109.60, 118,938,164.40 and 25,444,864.80 is: 38,167,297.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,292,109.60 : 118,938,164.40 = 25,444,864.80 : x
  2. Step 2: Convert to fraction form
    79,292,109.60/118,938,164.40 = 25,444,864.80/x
  3. Step 3: Cross multiply
    79,292,109.60x = 118,938,164.40 × 25,444,864.80
  4. Step 4: Simplify right side
    79,292,109.60x = 3,026,365,512,718,173.50
  5. Step 5: Solve for x
    x = 3,026,365,512,718,173.50/79,292,109.60
  6. Step 6: Final answer
    x = 38,167,297.20

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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.