Home / 152,710,632.88-210,738,901.90-83,094,814.33

Finding the Fourth Proportional to 152,710,632.88, 210,738,901.90 and 83,094,814.33

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Solution

The fourth proportional to 152,710,632.88, 210,738,901.90 and 83,094,814.33 is: 114,669,879.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,710,632.88 : 210,738,901.90 = 83,094,814.33 : x
  2. Step 2: Convert to fraction form
    152,710,632.88/210,738,901.90 = 83,094,814.33/x
  3. Step 3: Cross multiply
    152,710,632.88x = 210,738,901.90 × 83,094,814.33
  4. Step 4: Simplify right side
    152,710,632.88x = 17,511,309,925,488,584
  5. Step 5: Solve for x
    x = 17,511,309,925,488,584/152,710,632.88
  6. Step 6: Final answer
    x = 114,669,879.86

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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.