Home / 106,772,667.96-160,171,599.06-80,016,385.08

Finding the Fourth Proportional to 106,772,667.96, 160,171,599.06 and 80,016,385.08

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Solution

The fourth proportional to 106,772,667.96, 160,171,599.06 and 80,016,385.08 is: 120,034,018.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,772,667.96 : 160,171,599.06 = 80,016,385.08 : x
  2. Step 2: Convert to fraction form
    106,772,667.96/160,171,599.06 = 80,016,385.08/x
  3. Step 3: Cross multiply
    106,772,667.96x = 160,171,599.06 × 80,016,385.08
  4. Step 4: Simplify right side
    106,772,667.96x = 12,816,352,349,264,326
  5. Step 5: Solve for x
    x = 12,816,352,349,264,326/106,772,667.96
  6. Step 6: Final answer
    x = 120,034,018.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.