Home / 16,761,172,345.64-23,130,976,231.02-9,140,634,035.36

Finding the Fourth Proportional to 16,761,172,345.64, 23,130,976,231.02 and 9,140,634,035.36

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Solution

The fourth proportional to 16,761,172,345.64, 23,130,976,231.02 and 9,140,634,035.36 is: 12,614,379,486.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,761,172,345.64 : 23,130,976,231.02 = 9,140,634,035.36 : x
  2. Step 2: Convert to fraction form
    16,761,172,345.64/23,130,976,231.02 = 9,140,634,035.36/x
  3. Step 3: Cross multiply
    16,761,172,345.64x = 23,130,976,231.02 × 9,140,634,035.36
  4. Step 4: Simplify right side
    16,761,172,345.64x = 211,431,788,608,364,609,536
  5. Step 5: Solve for x
    x = 211,431,788,608,364,609,536/16,761,172,345.64
  6. Step 6: Final answer
    x = 12,614,379,486.61

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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.