Home / 537,876,047.97-742,611,664.85-438,992,666.37

Finding the Fourth Proportional to 537,876,047.97, 742,611,664.85 and 438,992,666.37

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Solution

The fourth proportional to 537,876,047.97, 742,611,664.85 and 438,992,666.37 is: 606,089,592.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,876,047.97 : 742,611,664.85 = 438,992,666.37 : x
  2. Step 2: Convert to fraction form
    537,876,047.97/742,611,664.85 = 438,992,666.37/x
  3. Step 3: Cross multiply
    537,876,047.97x = 742,611,664.85 × 438,992,666.37
  4. Step 4: Simplify right side
    537,876,047.97x = 326,001,074,827,771,328
  5. Step 5: Solve for x
    x = 326,001,074,827,771,328/537,876,047.97
  6. Step 6: Final answer
    x = 606,089,592.68

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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.