Home / 448,370,035.92-672,583,427.64-189,537,005.52

Finding the Fourth Proportional to 448,370,035.92, 672,583,427.64 and 189,537,005.52

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Solution

The fourth proportional to 448,370,035.92, 672,583,427.64 and 189,537,005.52 is: 284,317,502.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,370,035.92 : 672,583,427.64 = 189,537,005.52 : x
  2. Step 2: Convert to fraction form
    448,370,035.92/672,583,427.64 = 189,537,005.52/x
  3. Step 3: Cross multiply
    448,370,035.92x = 672,583,427.64 × 189,537,005.52
  4. Step 4: Simplify right side
    448,370,035.92x = 127,479,448,837,263,200
  5. Step 5: Solve for x
    x = 127,479,448,837,263,200/448,370,035.92
  6. Step 6: Final answer
    x = 284,317,502.56

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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.