Home / 119,883,400.45-168,006,821.75-119,883,400.45

Finding the Fourth Proportional to 119,883,400.45, 168,006,821.75 and 119,883,400.45

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Solution

The fourth proportional to 119,883,400.45, 168,006,821.75 and 119,883,400.45 is: 168,006,821.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,883,400.45 : 168,006,821.75 = 119,883,400.45 : x
  2. Step 2: Convert to fraction form
    119,883,400.45/168,006,821.75 = 119,883,400.45/x
  3. Step 3: Cross multiply
    119,883,400.45x = 168,006,821.75 × 119,883,400.45
  4. Step 4: Simplify right side
    119,883,400.45x = 20,141,229,090,187,020
  5. Step 5: Solve for x
    x = 20,141,229,090,187,020/119,883,400.45
  6. Step 6: Final answer
    x = 168,006,821.75

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.