Home / 510,984,007.20-766,476,010.80-183,616,351.20

Finding the Fourth Proportional to 510,984,007.20, 766,476,010.80 and 183,616,351.20

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Solution

The fourth proportional to 510,984,007.20, 766,476,010.80 and 183,616,351.20 is: 275,424,526.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,984,007.20 : 766,476,010.80 = 183,616,351.20 : x
  2. Step 2: Convert to fraction form
    510,984,007.20/766,476,010.80 = 183,616,351.20/x
  3. Step 3: Cross multiply
    510,984,007.20x = 766,476,010.80 × 183,616,351.20
  4. Step 4: Simplify right side
    510,984,007.20x = 140,737,528,385,427,776
  5. Step 5: Solve for x
    x = 140,737,528,385,427,776/510,984,007.20
  6. Step 6: Final answer
    x = 275,424,526.80

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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.