Home / 249,375,073.95-344,148,230.12-139,366,783.71

Finding the Fourth Proportional to 249,375,073.95, 344,148,230.12 and 139,366,783.71

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Solution

The fourth proportional to 249,375,073.95, 344,148,230.12 and 139,366,783.71 is: 192,332,101.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,375,073.95 : 344,148,230.12 = 139,366,783.71 : x
  2. Step 2: Convert to fraction form
    249,375,073.95/344,148,230.12 = 139,366,783.71/x
  3. Step 3: Cross multiply
    249,375,073.95x = 344,148,230.12 × 139,366,783.71
  4. Step 4: Simplify right side
    249,375,073.95x = 47,962,831,950,616,520
  5. Step 5: Solve for x
    x = 47,962,831,950,616,520/249,375,073.95
  6. Step 6: Final answer
    x = 192,332,101.16

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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.