Home / 676,707,558.63-933,856,430.90-383,352,126.63

Finding the Fourth Proportional to 676,707,558.63, 933,856,430.90 and 383,352,126.63

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Solution

The fourth proportional to 676,707,558.63, 933,856,430.90 and 383,352,126.63 is: 529,025,934.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,707,558.63 : 933,856,430.90 = 383,352,126.63 : x
  2. Step 2: Convert to fraction form
    676,707,558.63/933,856,430.90 = 383,352,126.63/x
  3. Step 3: Cross multiply
    676,707,558.63x = 933,856,430.90 × 383,352,126.63
  4. Step 4: Simplify right side
    676,707,558.63x = 357,995,848,752,616,640
  5. Step 5: Solve for x
    x = 357,995,848,752,616,640/676,707,558.63
  6. Step 6: Final answer
    x = 529,025,934.74

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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.