Home / 323,222,900,934.79-484,834,818,025.53-131,994,938,591.68

Finding the Fourth Proportional to 323,222,900,934.79, 484,834,818,025.53 and 131,994,938,591.68

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Solution

The fourth proportional to 323,222,900,934.79, 484,834,818,025.53 and 131,994,938,591.68 is: 197,992,598,443.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,222,900,934.79 : 484,834,818,025.53 = 131,994,938,591.68 : x
  2. Step 2: Convert to fraction form
    323,222,900,934.79/484,834,818,025.53 = 131,994,938,591.68/x
  3. Step 3: Cross multiply
    323,222,900,934.79x = 484,834,818,025.53 × 131,994,938,591.68
  4. Step 4: Simplify right side
    323,222,900,934.79x = 63,995,742,032,388,182,507,520
  5. Step 5: Solve for x
    x = 63,995,742,032,388,182,507,520/323,222,900,934.79
  6. Step 6: Final answer
    x = 197,992,598,443.08

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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.