Home / 308,775,316.80-462,737,822.40-204,849,076.80

Finding the Fourth Proportional to 308,775,316.80, 462,737,822.40 and 204,849,076.80

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Solution

The fourth proportional to 308,775,316.80, 462,737,822.40 and 204,849,076.80 is: 306,991,558.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,775,316.80 : 462,737,822.40 = 204,849,076.80 : x
  2. Step 2: Convert to fraction form
    308,775,316.80/462,737,822.40 = 204,849,076.80/x
  3. Step 3: Cross multiply
    308,775,316.80x = 462,737,822.40 × 204,849,076.80
  4. Step 4: Simplify right side
    308,775,316.80x = 94,791,415,719,082,368
  5. Step 5: Solve for x
    x = 94,791,415,719,082,368/308,775,316.80
  6. Step 6: Final answer
    x = 306,991,558.46

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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.