Home / 999,549,201,285.03-1,498,851,164,624.90-387,215,561,813.86

Finding the Fourth Proportional to 999,549,201,285.03, 1,498,851,164,624.90 and 387,215,561,813.86

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Solution

The fourth proportional to 999,549,201,285.03, 1,498,851,164,624.90 and 387,215,561,813.86 is: 580,640,247,663.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,549,201,285.03 : 1,498,851,164,624.90 = 387,215,561,813.86 : x
  2. Step 2: Convert to fraction form
    999,549,201,285.03/1,498,851,164,624.90 = 387,215,561,813.86/x
  3. Step 3: Cross multiply
    999,549,201,285.03x = 1,498,851,164,624.90 × 387,215,561,813.86
  4. Step 4: Simplify right side
    999,549,201,285.03x = 580,378,495,785,588,978,876,416
  5. Step 5: Solve for x
    x = 580,378,495,785,588,978,876,416/999,549,201,285.03
  6. Step 6: Final answer
    x = 580,640,247,663.10

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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.