Home / 144,980,081.80-217,470,122.70-80,482,827.40

Finding the Fourth Proportional to 144,980,081.80, 217,470,122.70 and 80,482,827.40

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Solution

The fourth proportional to 144,980,081.80, 217,470,122.70 and 80,482,827.40 is: 120,724,241.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,980,081.80 : 217,470,122.70 = 80,482,827.40 : x
  2. Step 2: Convert to fraction form
    144,980,081.80/217,470,122.70 = 80,482,827.40/x
  3. Step 3: Cross multiply
    144,980,081.80x = 217,470,122.70 × 80,482,827.40
  4. Step 4: Simplify right side
    144,980,081.80x = 17,502,610,349,920,922
  5. Step 5: Solve for x
    x = 17,502,610,349,920,922/144,980,081.80
  6. Step 6: Final answer
    x = 120,724,241.10

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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.