Home / 399,514,900.50-599,272,352.19-112,300,564.50

Finding the Fourth Proportional to 399,514,900.50, 599,272,352.19 and 112,300,564.50

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Solution

The fourth proportional to 399,514,900.50, 599,272,352.19 and 112,300,564.50 is: 168,450,847.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,514,900.50 : 599,272,352.19 = 112,300,564.50 : x
  2. Step 2: Convert to fraction form
    399,514,900.50/599,272,352.19 = 112,300,564.50/x
  3. Step 3: Cross multiply
    399,514,900.50x = 599,272,352.19 × 112,300,564.50
  4. Step 4: Simplify right side
    399,514,900.50x = 67,298,623,440,179,816
  5. Step 5: Solve for x
    x = 67,298,623,440,179,816/399,514,900.50
  6. Step 6: Final answer
    x = 168,450,847.15

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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.