Home / 122,984,791.64-169,720,141.77-70,060,714.91

Finding the Fourth Proportional to 122,984,791.64, 169,720,141.77 and 70,060,714.91

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Solution

The fourth proportional to 122,984,791.64, 169,720,141.77 and 70,060,714.91 is: 96,684,429.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,984,791.64 : 169,720,141.77 = 70,060,714.91 : x
  2. Step 2: Convert to fraction form
    122,984,791.64/169,720,141.77 = 70,060,714.91/x
  3. Step 3: Cross multiply
    122,984,791.64x = 169,720,141.77 × 70,060,714.91
  4. Step 4: Simplify right side
    122,984,791.64x = 11,890,714,466,184,154
  5. Step 5: Solve for x
    x = 11,890,714,466,184,154/122,984,791.64
  6. Step 6: Final answer
    x = 96,684,429.90

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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.