Home / 475,191,139.92-712,789,859.16-184,090,592.40

Finding the Fourth Proportional to 475,191,139.92, 712,789,859.16 and 184,090,592.40

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Solution

The fourth proportional to 475,191,139.92, 712,789,859.16 and 184,090,592.40 is: 276,137,108.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,191,139.92 : 712,789,859.16 = 184,090,592.40 : x
  2. Step 2: Convert to fraction form
    475,191,139.92/712,789,859.16 = 184,090,592.40/x
  3. Step 3: Cross multiply
    475,191,139.92x = 712,789,859.16 × 184,090,592.40
  4. Step 4: Simplify right side
    475,191,139.92x = 131,217,907,429,476,960
  5. Step 5: Solve for x
    x = 131,217,907,429,476,960/475,191,139.92
  6. Step 6: Final answer
    x = 276,137,108.64

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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.