Home / 92,158,957.51-138,237,490.02-53,272,666.37

Finding the Fourth Proportional to 92,158,957.51, 138,237,490.02 and 53,272,666.37

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Solution

The fourth proportional to 92,158,957.51, 138,237,490.02 and 53,272,666.37 is: 79,908,452.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,158,957.51 : 138,237,490.02 = 53,272,666.37 : x
  2. Step 2: Convert to fraction form
    92,158,957.51/138,237,490.02 = 53,272,666.37/x
  3. Step 3: Cross multiply
    92,158,957.51x = 138,237,490.02 × 53,272,666.37
  4. Step 4: Simplify right side
    92,158,957.51x = 7,364,279,685,661,665
  5. Step 5: Solve for x
    x = 7,364,279,685,661,665/92,158,957.51
  6. Step 6: Final answer
    x = 79,908,452.58

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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.