Home / 73,218,240.08-101,042,714.93-40,178,200.20

Finding the Fourth Proportional to 73,218,240.08, 101,042,714.93 and 40,178,200.20

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Solution

The fourth proportional to 73,218,240.08, 101,042,714.93 and 40,178,200.20 is: 55,446,763.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,218,240.08 : 101,042,714.93 = 40,178,200.20 : x
  2. Step 2: Convert to fraction form
    73,218,240.08/101,042,714.93 = 40,178,200.20/x
  3. Step 3: Cross multiply
    73,218,240.08x = 101,042,714.93 × 40,178,200.20
  4. Step 4: Simplify right side
    73,218,240.08x = 4,059,714,429,008,178
  5. Step 5: Solve for x
    x = 4,059,714,429,008,178/73,218,240.08
  6. Step 6: Final answer
    x = 55,446,763.33

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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.