Home / 180,752,642.63-249,421,217.19-101,370,926.78

Finding the Fourth Proportional to 180,752,642.63, 249,421,217.19 and 101,370,926.78

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Solution

The fourth proportional to 180,752,642.63, 249,421,217.19 and 101,370,926.78 is: 139,882,103.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,752,642.63 : 249,421,217.19 = 101,370,926.78 : x
  2. Step 2: Convert to fraction form
    180,752,642.63/249,421,217.19 = 101,370,926.78/x
  3. Step 3: Cross multiply
    180,752,642.63x = 249,421,217.19 × 101,370,926.78
  4. Step 4: Simplify right side
    180,752,642.63x = 25,284,059,943,898,864
  5. Step 5: Solve for x
    x = 25,284,059,943,898,864/180,752,642.63
  6. Step 6: Final answer
    x = 139,882,103.94

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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.