Home / 548,050,531.10-822,075,796.65-431,824,384.40

Finding the Fourth Proportional to 548,050,531.10, 822,075,796.65 and 431,824,384.40

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Solution

The fourth proportional to 548,050,531.10, 822,075,796.65 and 431,824,384.40 is: 647,736,576.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,050,531.10 : 822,075,796.65 = 431,824,384.40 : x
  2. Step 2: Convert to fraction form
    548,050,531.10/822,075,796.65 = 431,824,384.40/x
  3. Step 3: Cross multiply
    548,050,531.10x = 822,075,796.65 × 431,824,384.40
  4. Step 4: Simplify right side
    548,050,531.10x = 354,992,374,818,525,824
  5. Step 5: Solve for x
    x = 354,992,374,818,525,824/548,050,531.10
  6. Step 6: Final answer
    x = 647,736,576.60

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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.