Home / 161,664,564.80-242,473,227.60-46,637,112.80

Finding the Fourth Proportional to 161,664,564.80, 242,473,227.60 and 46,637,112.80

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Solution

The fourth proportional to 161,664,564.80, 242,473,227.60 and 46,637,112.80 is: 69,948,855.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,664,564.80 : 242,473,227.60 = 46,637,112.80 : x
  2. Step 2: Convert to fraction form
    161,664,564.80/242,473,227.60 = 46,637,112.80/x
  3. Step 3: Cross multiply
    161,664,564.80x = 242,473,227.60 × 46,637,112.80
  4. Step 4: Simplify right side
    161,664,564.80x = 11,308,251,266,561,272
  5. Step 5: Solve for x
    x = 11,308,251,266,561,272/161,664,564.80
  6. Step 6: Final answer
    x = 69,948,855.40

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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.