Home / 220,386,900.60-304,124,804.43-119,915,751.33

Finding the Fourth Proportional to 220,386,900.60, 304,124,804.43 and 119,915,751.33

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Solution

The fourth proportional to 220,386,900.60, 304,124,804.43 and 119,915,751.33 is: 165,478,775.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,386,900.60 : 304,124,804.43 = 119,915,751.33 : x
  2. Step 2: Convert to fraction form
    220,386,900.60/304,124,804.43 = 119,915,751.33/x
  3. Step 3: Cross multiply
    220,386,900.60x = 304,124,804.43 × 119,915,751.33
  4. Step 4: Simplify right side
    220,386,900.60x = 36,469,354,421,312,760
  5. Step 5: Solve for x
    x = 36,469,354,421,312,760/220,386,900.60
  6. Step 6: Final answer
    x = 165,478,775.38

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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.