Home / 405,087,244.40-607,647,455.40-117,872,908.40

Finding the Fourth Proportional to 405,087,244.40, 607,647,455.40 and 117,872,908.40

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Solution

The fourth proportional to 405,087,244.40, 607,647,455.40 and 117,872,908.40 is: 176,814,189.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,087,244.40 : 607,647,455.40 = 117,872,908.40 : x
  2. Step 2: Convert to fraction form
    405,087,244.40/607,647,455.40 = 117,872,908.40/x
  3. Step 3: Cross multiply
    405,087,244.40x = 607,647,455.40 × 117,872,908.40
  4. Step 4: Simplify right side
    405,087,244.40x = 71,625,172,849,857,288
  5. Step 5: Solve for x
    x = 71,625,172,849,857,288/405,087,244.40
  6. Step 6: Final answer
    x = 176,814,189.63

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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.