Home / 413,584,743.60-620,377,115.40-183,577,078.80

Finding the Fourth Proportional to 413,584,743.60, 620,377,115.40 and 183,577,078.80

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Solution

The fourth proportional to 413,584,743.60, 620,377,115.40 and 183,577,078.80 is: 275,365,618.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,584,743.60 : 620,377,115.40 = 183,577,078.80 : x
  2. Step 2: Convert to fraction form
    413,584,743.60/620,377,115.40 = 183,577,078.80/x
  3. Step 3: Cross multiply
    413,584,743.60x = 620,377,115.40 × 183,577,078.80
  4. Step 4: Simplify right side
    413,584,743.60x = 113,887,018,599,502,496
  5. Step 5: Solve for x
    x = 113,887,018,599,502,496/413,584,743.60
  6. Step 6: Final answer
    x = 275,365,618.20

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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.