Home / 373,249,231.80-559,873,847.70-191,514,780.60

Finding the Fourth Proportional to 373,249,231.80, 559,873,847.70 and 191,514,780.60

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Solution

The fourth proportional to 373,249,231.80, 559,873,847.70 and 191,514,780.60 is: 287,272,170.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,249,231.80 : 559,873,847.70 = 191,514,780.60 : x
  2. Step 2: Convert to fraction form
    373,249,231.80/559,873,847.70 = 191,514,780.60/x
  3. Step 3: Cross multiply
    373,249,231.80x = 559,873,847.70 × 191,514,780.60
  4. Step 4: Simplify right side
    373,249,231.80x = 107,224,117,105,943,328
  5. Step 5: Solve for x
    x = 107,224,117,105,943,328/373,249,231.80
  6. Step 6: Final answer
    x = 287,272,170.90

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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.