Home / 82,459,151.64-123,668,289.95-27,870,525.38

Finding the Fourth Proportional to 82,459,151.64, 123,668,289.95 and 27,870,525.38

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Solution

The fourth proportional to 82,459,151.64, 123,668,289.95 and 27,870,525.38 is: 41,798,880.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,459,151.64 : 123,668,289.95 = 27,870,525.38 : x
  2. Step 2: Convert to fraction form
    82,459,151.64/123,668,289.95 = 27,870,525.38/x
  3. Step 3: Cross multiply
    82,459,151.64x = 123,668,289.95 × 27,870,525.38
  4. Step 4: Simplify right side
    82,459,151.64x = 3,446,700,213,922,492
  5. Step 5: Solve for x
    x = 3,446,700,213,922,492/82,459,151.64
  6. Step 6: Final answer
    x = 41,798,880.36

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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.