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Finding the Fourth Proportional to 399,514,896, 599,272,345.44 and 112,300,560

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Solution

The fourth proportional to 399,514,896, 599,272,345.44 and 112,300,560 is: 168,450,840.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,514,896 : 599,272,345.44 = 112,300,560 : x
  2. Step 2: Convert to fraction form
    399,514,896/599,272,345.44 = 112,300,560/x
  3. Step 3: Cross multiply
    399,514,896x = 599,272,345.44 × 112,300,560
  4. Step 4: Simplify right side
    399,514,896x = 67,298,619,985,425,456
  5. Step 5: Solve for x
    x = 67,298,619,985,425,456/399,514,896
  6. Step 6: Final answer
    x = 168,450,840.40

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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.