Home / 82,732,409.74-123,937,170.64-64,451,005.48

Finding the Fourth Proportional to 82,732,409.74, 123,937,170.64 and 64,451,005.48

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Solution

The fourth proportional to 82,732,409.74, 123,937,170.64 and 64,451,005.48 is: 96,550,738.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,732,409.74 : 123,937,170.64 = 64,451,005.48 : x
  2. Step 2: Convert to fraction form
    82,732,409.74/123,937,170.64 = 64,451,005.48/x
  3. Step 3: Cross multiply
    82,732,409.74x = 123,937,170.64 × 64,451,005.48
  4. Step 4: Simplify right side
    82,732,409.74x = 7,987,875,264,094,335
  5. Step 5: Solve for x
    x = 7,987,875,264,094,335/82,732,409.74
  6. Step 6: Final answer
    x = 96,550,738.57

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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.