Home / 567,017,064.20-782,484,075.92-306,256,680.20

Finding the Fourth Proportional to 567,017,064.20, 782,484,075.92 and 306,256,680.20

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Solution

The fourth proportional to 567,017,064.20, 782,484,075.92 and 306,256,680.20 is: 422,634,503.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,017,064.20 : 782,484,075.92 = 306,256,680.20 : x
  2. Step 2: Convert to fraction form
    567,017,064.20/782,484,075.92 = 306,256,680.20/x
  3. Step 3: Cross multiply
    567,017,064.20x = 782,484,075.92 × 306,256,680.20
  4. Step 4: Simplify right side
    567,017,064.20x = 239,640,975,400,623,936
  5. Step 5: Solve for x
    x = 239,640,975,400,623,936/567,017,064.20
  6. Step 6: Final answer
    x = 422,634,503.49

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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.