Home / 152,865,373.62-210,952,747.22-83,251,917.02

Finding the Fourth Proportional to 152,865,373.62, 210,952,747.22 and 83,251,917.02

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Solution

The fourth proportional to 152,865,373.62, 210,952,747.22 and 83,251,917.02 is: 114,886,845.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,865,373.62 : 210,952,747.22 = 83,251,917.02 : x
  2. Step 2: Convert to fraction form
    152,865,373.62/210,952,747.22 = 83,251,917.02/x
  3. Step 3: Cross multiply
    152,865,373.62x = 210,952,747.22 × 83,251,917.02
  4. Step 4: Simplify right side
    152,865,373.62x = 17,562,220,606,700,474
  5. Step 5: Solve for x
    x = 17,562,220,606,700,474/152,865,373.62
  6. Step 6: Final answer
    x = 114,886,845.80

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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.