Home / 375,309,699.48-517,931,598.47-214,394,993.91

Finding the Fourth Proportional to 375,309,699.48, 517,931,598.47 and 214,394,993.91

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Solution

The fourth proportional to 375,309,699.48, 517,931,598.47 and 214,394,993.91 is: 295,867,498.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,309,699.48 : 517,931,598.47 = 214,394,993.91 : x
  2. Step 2: Convert to fraction form
    375,309,699.48/517,931,598.47 = 214,394,993.91/x
  3. Step 3: Cross multiply
    375,309,699.48x = 517,931,598.47 × 214,394,993.91
  4. Step 4: Simplify right side
    375,309,699.48x = 111,041,941,898,700,240
  5. Step 5: Solve for x
    x = 111,041,941,898,700,240/375,309,699.48
  6. Step 6: Final answer
    x = 295,867,498.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.