Home / 266,300,478.05-367,506,009.14-148,825,804.82

Finding the Fourth Proportional to 266,300,478.05, 367,506,009.14 and 148,825,804.82

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Solution

The fourth proportional to 266,300,478.05, 367,506,009.14 and 148,825,804.82 is: 205,385,953.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,300,478.05 : 367,506,009.14 = 148,825,804.82 : x
  2. Step 2: Convert to fraction form
    266,300,478.05/367,506,009.14 = 148,825,804.82/x
  3. Step 3: Cross multiply
    266,300,478.05x = 367,506,009.14 × 148,825,804.82
  4. Step 4: Simplify right side
    266,300,478.05x = 54,694,377,583,865,112
  5. Step 5: Solve for x
    x = 54,694,377,583,865,112/266,300,478.05
  6. Step 6: Final answer
    x = 205,385,953.44

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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.