Home / 999,760,439,921.20-1,379,645,940,042.90-588,255,572,256.37

Finding the Fourth Proportional to 999,760,439,921.20, 1,379,645,940,042.90 and 588,255,572,256.37

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Solution

The fourth proportional to 999,760,439,921.20, 1,379,645,940,042.90 and 588,255,572,256.37 is: 811,778,881,784.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,760,439,921.20 : 1,379,645,940,042.90 = 588,255,572,256.37 : x
  2. Step 2: Convert to fraction form
    999,760,439,921.20/1,379,645,940,042.90 = 588,255,572,256.37/x
  3. Step 3: Cross multiply
    999,760,439,921.20x = 1,379,645,940,042.90 × 588,255,572,256.37
  4. Step 4: Simplify right side
    999,760,439,921.20x = 811,584,411,971,113,652,846,592
  5. Step 5: Solve for x
    x = 811,584,411,971,113,652,846,592/999,760,439,921.20
  6. Step 6: Final answer
    x = 811,778,881,784.00

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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.