Home / 249,188,250,301.96-343,875,302,856.66-140,799,020,424.21

Finding the Fourth Proportional to 249,188,250,301.96, 343,875,302,856.66 and 140,799,020,424.21

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Solution

The fourth proportional to 249,188,250,301.96, 343,875,302,856.66 and 140,799,020,424.21 is: 194,300,115,401.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,188,250,301.96 : 343,875,302,856.66 = 140,799,020,424.21 : x
  2. Step 2: Convert to fraction form
    249,188,250,301.96/343,875,302,856.66 = 140,799,020,424.21/x
  3. Step 3: Cross multiply
    249,188,250,301.96x = 343,875,302,856.66 × 140,799,020,424.21
  4. Step 4: Simplify right side
    249,188,250,301.96x = 48,417,305,790,296,264,540,160
  5. Step 5: Solve for x
    x = 48,417,305,790,296,264,540,160/249,188,250,301.96
  6. Step 6: Final answer
    x = 194,300,115,401.21

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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.