Home / 122,771,256.93-184,141,959.12-76,717,235.97

Finding the Fourth Proportional to 122,771,256.93, 184,141,959.12 and 76,717,235.97

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Solution

The fourth proportional to 122,771,256.93, 184,141,959.12 and 76,717,235.97 is: 115,066,526.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,771,256.93 : 184,141,959.12 = 76,717,235.97 : x
  2. Step 2: Convert to fraction form
    122,771,256.93/184,141,959.12 = 76,717,235.97/x
  3. Step 3: Cross multiply
    122,771,256.93x = 184,141,959.12 × 76,717,235.97
  4. Step 4: Simplify right side
    122,771,256.93x = 14,126,862,129,787,134
  5. Step 5: Solve for x
    x = 14,126,862,129,787,134/122,771,256.93
  6. Step 6: Final answer
    x = 115,066,526.83

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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.