Home / 432,879,640.29-597,357,893.71-234,636,878.69

Finding the Fourth Proportional to 432,879,640.29, 597,357,893.71 and 234,636,878.69

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Solution

The fourth proportional to 432,879,640.29, 597,357,893.71 and 234,636,878.69 is: 323,790,214.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,879,640.29 : 597,357,893.71 = 234,636,878.69 : x
  2. Step 2: Convert to fraction form
    432,879,640.29/597,357,893.71 = 234,636,878.69/x
  3. Step 3: Cross multiply
    432,879,640.29x = 597,357,893.71 × 234,636,878.69
  4. Step 4: Simplify right side
    432,879,640.29x = 140,162,191,640,506,800
  5. Step 5: Solve for x
    x = 140,162,191,640,506,800/432,879,640.29
  6. Step 6: Final answer
    x = 323,790,214.63

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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.