Home / 249,309,252.21-344,040,766.95-136,273,671.74

Finding the Fourth Proportional to 249,309,252.21, 344,040,766.95 and 136,273,671.74

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Solution

The fourth proportional to 249,309,252.21, 344,040,766.95 and 136,273,671.74 is: 188,054,386.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,309,252.21 : 344,040,766.95 = 136,273,671.74 : x
  2. Step 2: Convert to fraction form
    249,309,252.21/344,040,766.95 = 136,273,671.74/x
  3. Step 3: Cross multiply
    249,309,252.21x = 344,040,766.95 × 136,273,671.74
  4. Step 4: Simplify right side
    249,309,252.21x = 46,883,698,540,781,688
  5. Step 5: Solve for x
    x = 46,883,698,540,781,688/249,309,252.21
  6. Step 6: Final answer
    x = 188,054,386.77

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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.