Home / 544,338,001.80-816,507,002.70-488,217,832.20

Finding the Fourth Proportional to 544,338,001.80, 816,507,002.70 and 488,217,832.20

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Solution

The fourth proportional to 544,338,001.80, 816,507,002.70 and 488,217,832.20 is: 732,326,748.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,338,001.80 : 816,507,002.70 = 488,217,832.20 : x
  2. Step 2: Convert to fraction form
    544,338,001.80/816,507,002.70 = 488,217,832.20/x
  3. Step 3: Cross multiply
    544,338,001.80x = 816,507,002.70 × 488,217,832.20
  4. Step 4: Simplify right side
    544,338,001.80x = 398,633,278,834,313,536
  5. Step 5: Solve for x
    x = 398,633,278,834,313,536/544,338,001.80
  6. Step 6: Final answer
    x = 732,326,748.30

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1.5x scale

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.