Home / 283,952,872.08-391,872,884.04-160,148,376.72

Finding the Fourth Proportional to 283,952,872.08, 391,872,884.04 and 160,148,376.72

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Solution

The fourth proportional to 283,952,872.08, 391,872,884.04 and 160,148,376.72 is: 221,014,867.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,952,872.08 : 391,872,884.04 = 160,148,376.72 : x
  2. Step 2: Convert to fraction form
    283,952,872.08/391,872,884.04 = 160,148,376.72/x
  3. Step 3: Cross multiply
    283,952,872.08x = 391,872,884.04 × 160,148,376.72
  4. Step 4: Simplify right side
    283,952,872.08x = 62,757,806,259,590,800
  5. Step 5: Solve for x
    x = 62,757,806,259,590,800/283,952,872.08
  6. Step 6: Final answer
    x = 221,014,867.01

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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.