Home / 456,752,891.58-630,317,401.02-247,909,033.68

Finding the Fourth Proportional to 456,752,891.58, 630,317,401.02 and 247,909,033.68

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Solution

The fourth proportional to 456,752,891.58, 630,317,401.02 and 247,909,033.68 is: 342,113,603.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,752,891.58 : 630,317,401.02 = 247,909,033.68 : x
  2. Step 2: Convert to fraction form
    456,752,891.58/630,317,401.02 = 247,909,033.68/x
  3. Step 3: Cross multiply
    456,752,891.58x = 630,317,401.02 × 247,909,033.68
  4. Step 4: Simplify right side
    456,752,891.58x = 156,261,377,798,557,248
  5. Step 5: Solve for x
    x = 156,261,377,798,557,248/456,752,891.58
  6. Step 6: Final answer
    x = 342,113,603.83

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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.