Home / 82,922,430.74-114,433,568.05-45,754,090.65

Finding the Fourth Proportional to 82,922,430.74, 114,433,568.05 and 45,754,090.65

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Solution

The fourth proportional to 82,922,430.74, 114,433,568.05 and 45,754,090.65 is: 63,140,983.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,922,430.74 : 114,433,568.05 = 45,754,090.65 : x
  2. Step 2: Convert to fraction form
    82,922,430.74/114,433,568.05 = 45,754,090.65/x
  3. Step 3: Cross multiply
    82,922,430.74x = 114,433,568.05 × 45,754,090.65
  4. Step 4: Simplify right side
    82,922,430.74x = 5,235,803,846,416,500
  5. Step 5: Solve for x
    x = 5,235,803,846,416,500/82,922,430.74
  6. Step 6: Final answer
    x = 63,140,983.69

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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.