Home / 537,876,048.97-742,611,666.23-438,992,667.37

Finding the Fourth Proportional to 537,876,048.97, 742,611,666.23 and 438,992,667.37

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Solution

The fourth proportional to 537,876,048.97, 742,611,666.23 and 438,992,667.37 is: 606,089,594.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,876,048.97 : 742,611,666.23 = 438,992,667.37 : x
  2. Step 2: Convert to fraction form
    537,876,048.97/742,611,666.23 = 438,992,667.37/x
  3. Step 3: Cross multiply
    537,876,048.97x = 742,611,666.23 × 438,992,667.37
  4. Step 4: Simplify right side
    537,876,048.97x = 326,001,076,178,387,840
  5. Step 5: Solve for x
    x = 326,001,076,178,387,840/537,876,048.97
  6. Step 6: Final answer
    x = 606,089,594.07

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.