Home / 383,731,237.20-538,433,055.60-383,731,237.20

Finding the Fourth Proportional to 383,731,237.20, 538,433,055.60 and 383,731,237.20

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Solution

The fourth proportional to 383,731,237.20, 538,433,055.60 and 383,731,237.20 is: 538,433,055.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,731,237.20 : 538,433,055.60 = 383,731,237.20 : x
  2. Step 2: Convert to fraction form
    383,731,237.20/538,433,055.60 = 383,731,237.20/x
  3. Step 3: Cross multiply
    383,731,237.20x = 538,433,055.60 × 383,731,237.20
  4. Step 4: Simplify right side
    383,731,237.20x = 206,613,582,574,764,384
  5. Step 5: Solve for x
    x = 206,613,582,574,764,384/383,731,237.20
  6. Step 6: Final answer
    x = 538,433,055.60

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.