Home / 75,173,663.20-112,760,494.80-36,909,911.20

Finding the Fourth Proportional to 75,173,663.20, 112,760,494.80 and 36,909,911.20

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Solution

The fourth proportional to 75,173,663.20, 112,760,494.80 and 36,909,911.20 is: 55,364,866.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,173,663.20 : 112,760,494.80 = 36,909,911.20 : x
  2. Step 2: Convert to fraction form
    75,173,663.20/112,760,494.80 = 36,909,911.20/x
  3. Step 3: Cross multiply
    75,173,663.20x = 112,760,494.80 × 36,909,911.20
  4. Step 4: Simplify right side
    75,173,663.20x = 4,161,979,849,936,062
  5. Step 5: Solve for x
    x = 4,161,979,849,936,062/75,173,663.20
  6. Step 6: Final answer
    x = 55,364,866.80

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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.