Home / 323,442,001.40-485,163,002.10-314,938,945.40

Finding the Fourth Proportional to 323,442,001.40, 485,163,002.10 and 314,938,945.40

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Solution

The fourth proportional to 323,442,001.40, 485,163,002.10 and 314,938,945.40 is: 472,408,418.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,442,001.40 : 485,163,002.10 = 314,938,945.40 : x
  2. Step 2: Convert to fraction form
    323,442,001.40/485,163,002.10 = 314,938,945.40/x
  3. Step 3: Cross multiply
    323,442,001.40x = 485,163,002.10 × 314,938,945.40
  4. Step 4: Simplify right side
    323,442,001.40x = 152,796,724,228,471,968
  5. Step 5: Solve for x
    x = 152,796,724,228,471,968/323,442,001.40
  6. Step 6: Final answer
    x = 472,408,418.10

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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.