Home / 168,886,322.71-232,942,952.31-154,992,554.05

Finding the Fourth Proportional to 168,886,322.71, 232,942,952.31 and 154,992,554.05

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Solution

The fourth proportional to 168,886,322.71, 232,942,952.31 and 154,992,554.05 is: 213,779,437.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,886,322.71 : 232,942,952.31 = 154,992,554.05 : x
  2. Step 2: Convert to fraction form
    168,886,322.71/232,942,952.31 = 154,992,554.05/x
  3. Step 3: Cross multiply
    168,886,322.71x = 232,942,952.31 × 154,992,554.05
  4. Step 4: Simplify right side
    168,886,322.71x = 36,104,423,126,474,248
  5. Step 5: Solve for x
    x = 36,104,423,126,474,248/168,886,322.71
  6. Step 6: Final answer
    x = 213,779,437.83

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.