Home / 216,228,412.98-298,421,427.33-122,146,527.02

Finding the Fourth Proportional to 216,228,412.98, 298,421,427.33 and 122,146,527.02

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Solution

The fourth proportional to 216,228,412.98, 298,421,427.33 and 122,146,527.02 is: 168,577,017.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,228,412.98 : 298,421,427.33 = 122,146,527.02 : x
  2. Step 2: Convert to fraction form
    216,228,412.98/298,421,427.33 = 122,146,527.02/x
  3. Step 3: Cross multiply
    216,228,412.98x = 298,421,427.33 × 122,146,527.02
  4. Step 4: Simplify right side
    216,228,412.98x = 36,451,140,935,218,704
  5. Step 5: Solve for x
    x = 36,451,140,935,218,704/216,228,412.98
  6. Step 6: Final answer
    x = 168,577,017.39

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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.