Home / 406,533,919.54-609,814,036.34-193,532,034.64

Finding the Fourth Proportional to 406,533,919.54, 609,814,036.34 and 193,532,034.64

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Solution

The fourth proportional to 406,533,919.54, 609,814,036.34 and 193,532,034.64 is: 290,304,315.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,533,919.54 : 609,814,036.34 = 193,532,034.64 : x
  2. Step 2: Convert to fraction form
    406,533,919.54/609,814,036.34 = 193,532,034.64/x
  3. Step 3: Cross multiply
    406,533,919.54x = 609,814,036.34 × 193,532,034.64
  4. Step 4: Simplify right side
    406,533,919.54x = 118,018,551,204,911,104
  5. Step 5: Solve for x
    x = 118,018,551,204,911,104/406,533,919.54
  6. Step 6: Final answer
    x = 290,304,315.41

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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.