Home / 577,256,673.50-866,029,384.68-168,312,824

Finding the Fourth Proportional to 577,256,673.50, 866,029,384.68 and 168,312,824

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Solution

The fourth proportional to 577,256,673.50, 866,029,384.68 and 168,312,824 is: 252,511,331.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,256,673.50 : 866,029,384.68 = 168,312,824 : x
  2. Step 2: Convert to fraction form
    577,256,673.50/866,029,384.68 = 168,312,824/x
  3. Step 3: Cross multiply
    577,256,673.50x = 866,029,384.68 × 168,312,824
  4. Step 4: Simplify right side
    577,256,673.50x = 145,763,851,402,473,120
  5. Step 5: Solve for x
    x = 145,763,851,402,473,120/577,256,673.50
  6. Step 6: Final answer
    x = 252,511,331.78

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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.