Home / 180,926,479.09-249,733,126.32-156,410,029.11

Finding the Fourth Proportional to 180,926,479.09, 249,733,126.32 and 156,410,029.11

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Solution

The fourth proportional to 180,926,479.09, 249,733,126.32 and 156,410,029.11 is: 215,893,028.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,926,479.09 : 249,733,126.32 = 156,410,029.11 : x
  2. Step 2: Convert to fraction form
    180,926,479.09/249,733,126.32 = 156,410,029.11/x
  3. Step 3: Cross multiply
    180,926,479.09x = 249,733,126.32 × 156,410,029.11
  4. Step 4: Simplify right side
    180,926,479.09x = 39,060,765,557,792,472
  5. Step 5: Solve for x
    x = 39,060,765,557,792,472/180,926,479.09
  6. Step 6: Final answer
    x = 215,893,028.79

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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.