Home / 512,617,336.40-771,108,062.52-464,673,354.32

Finding the Fourth Proportional to 512,617,336.40, 771,108,062.52 and 464,673,354.32

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Solution

The fourth proportional to 512,617,336.40, 771,108,062.52 and 464,673,354.32 is: 698,988,006.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    512,617,336.40 : 771,108,062.52 = 464,673,354.32 : x
  2. Step 2: Convert to fraction form
    512,617,336.40/771,108,062.52 = 464,673,354.32/x
  3. Step 3: Cross multiply
    512,617,336.40x = 771,108,062.52 × 464,673,354.32
  4. Step 4: Simplify right side
    512,617,336.40x = 358,313,369,954,364,672
  5. Step 5: Solve for x
    x = 358,313,369,954,364,672/512,617,336.40
  6. Step 6: Final answer
    x = 698,988,006.28

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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.