Home / 122,120,910.63-183,031,290.95-56,453,221.82

Finding the Fourth Proportional to 122,120,910.63, 183,031,290.95 and 56,453,221.82

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Solution

The fourth proportional to 122,120,910.63, 183,031,290.95 and 56,453,221.82 is: 84,610,457.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,120,910.63 : 183,031,290.95 = 56,453,221.82 : x
  2. Step 2: Convert to fraction form
    122,120,910.63/183,031,290.95 = 56,453,221.82/x
  3. Step 3: Cross multiply
    122,120,910.63x = 183,031,290.95 × 56,453,221.82
  4. Step 4: Simplify right side
    122,120,910.63x = 10,332,706,066,803,886
  5. Step 5: Solve for x
    x = 10,332,706,066,803,886/122,120,910.63
  6. Step 6: Final answer
    x = 84,610,457.07

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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.