Home / 406,533,918.54-609,814,034.84-193,532,033.64

Finding the Fourth Proportional to 406,533,918.54, 609,814,034.84 and 193,532,033.64

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Solution

The fourth proportional to 406,533,918.54, 609,814,034.84 and 193,532,033.64 is: 290,304,313.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,533,918.54 : 609,814,034.84 = 193,532,033.64 : x
  2. Step 2: Convert to fraction form
    406,533,918.54/609,814,034.84 = 193,532,033.64/x
  3. Step 3: Cross multiply
    406,533,918.54x = 609,814,034.84 × 193,532,033.64
  4. Step 4: Simplify right side
    406,533,918.54x = 118,018,550,304,799,008
  5. Step 5: Solve for x
    x = 118,018,550,304,799,008/406,533,918.54
  6. Step 6: Final answer
    x = 290,304,313.91

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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.