Home / 30,486,068,789.97-45,713,401,760.28-13,683,475,608.57

Finding the Fourth Proportional to 30,486,068,789.97, 45,713,401,760.28 and 13,683,475,608.57

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Solution

The fourth proportional to 30,486,068,789.97, 45,713,401,760.28 and 13,683,475,608.57 is: 20,518,165,929.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,486,068,789.97 : 45,713,401,760.28 = 13,683,475,608.57 : x
  2. Step 2: Convert to fraction form
    30,486,068,789.97/45,713,401,760.28 = 13,683,475,608.57/x
  3. Step 3: Cross multiply
    30,486,068,789.97x = 45,713,401,760.28 × 13,683,475,608.57
  4. Step 4: Simplify right side
    30,486,068,789.97x = 625,518,217,971,552,223,232
  5. Step 5: Solve for x
    x = 625,518,217,971,552,223,232/30,486,068,789.97
  6. Step 6: Final answer
    x = 20,518,165,929.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.