Home / 302,037,904.26-416,576,149.74-196,225,420.50

Finding the Fourth Proportional to 302,037,904.26, 416,576,149.74 and 196,225,420.50

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Solution

The fourth proportional to 302,037,904.26, 416,576,149.74 and 196,225,420.50 is: 270,637,655.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,037,904.26 : 416,576,149.74 = 196,225,420.50 : x
  2. Step 2: Convert to fraction form
    302,037,904.26/416,576,149.74 = 196,225,420.50/x
  3. Step 3: Cross multiply
    302,037,904.26x = 416,576,149.74 × 196,225,420.50
  4. Step 4: Simplify right side
    302,037,904.26x = 81,742,830,153,002,464
  5. Step 5: Solve for x
    x = 81,742,830,153,002,464/302,037,904.26
  6. Step 6: Final answer
    x = 270,637,655.08

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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.