Home / 530,441,805.60-795,662,708.40-166,936,161.60

Finding the Fourth Proportional to 530,441,805.60, 795,662,708.40 and 166,936,161.60

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Solution

The fourth proportional to 530,441,805.60, 795,662,708.40 and 166,936,161.60 is: 250,404,242.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,441,805.60 : 795,662,708.40 = 166,936,161.60 : x
  2. Step 2: Convert to fraction form
    530,441,805.60/795,662,708.40 = 166,936,161.60/x
  3. Step 3: Cross multiply
    530,441,805.60x = 795,662,708.40 × 166,936,161.60
  4. Step 4: Simplify right side
    530,441,805.60x = 132,824,878,468,556,064
  5. Step 5: Solve for x
    x = 132,824,878,468,556,064/530,441,805.60
  6. Step 6: Final answer
    x = 250,404,242.40

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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.