Home / 382,465,044.31-572,510,003.58-207,152,655.43

Finding the Fourth Proportional to 382,465,044.31, 572,510,003.58 and 207,152,655.43

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Solution

The fourth proportional to 382,465,044.31, 572,510,003.58 and 207,152,655.43 is: 310,085,769.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,465,044.31 : 572,510,003.58 = 207,152,655.43 : x
  2. Step 2: Convert to fraction form
    382,465,044.31/572,510,003.58 = 207,152,655.43/x
  3. Step 3: Cross multiply
    382,465,044.31x = 572,510,003.58 × 207,152,655.43
  4. Step 4: Simplify right side
    382,465,044.31x = 118,596,967,501,835,824
  5. Step 5: Solve for x
    x = 118,596,967,501,835,824/382,465,044.31
  6. Step 6: Final answer
    x = 310,085,769.32

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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.