Home / 119,031,676.04-164,263,628.76-66,820,812.68

Finding the Fourth Proportional to 119,031,676.04, 164,263,628.76 and 66,820,812.68

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Solution

The fourth proportional to 119,031,676.04, 164,263,628.76 and 66,820,812.68 is: 92,212,674.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,031,676.04 : 164,263,628.76 = 66,820,812.68 : x
  2. Step 2: Convert to fraction form
    119,031,676.04/164,263,628.76 = 66,820,812.68/x
  3. Step 3: Cross multiply
    119,031,676.04x = 164,263,628.76 × 66,820,812.68
  4. Step 4: Simplify right side
    119,031,676.04x = 10,976,229,167,509,020
  5. Step 5: Solve for x
    x = 10,976,229,167,509,020/119,031,676.04
  6. Step 6: Final answer
    x = 92,212,674.24

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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.