Home / 758,165,201.76-1,046,308,394.25-423,645,844.57

Finding the Fourth Proportional to 758,165,201.76, 1,046,308,394.25 and 423,645,844.57

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Solution

The fourth proportional to 758,165,201.76, 1,046,308,394.25 and 423,645,844.57 is: 584,653,848.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,165,201.76 : 1,046,308,394.25 = 423,645,844.57 : x
  2. Step 2: Convert to fraction form
    758,165,201.76/1,046,308,394.25 = 423,645,844.57/x
  3. Step 3: Cross multiply
    758,165,201.76x = 1,046,308,394.25 × 423,645,844.57
  4. Step 4: Simplify right side
    758,165,201.76x = 443,264,203,365,671,808
  5. Step 5: Solve for x
    x = 443,264,203,365,671,808/758,165,201.76
  6. Step 6: Final answer
    x = 584,653,848.97

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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.