Home / 7,187,673,447.50-10,781,729,812.74-2,465,929,130.72

Finding the Fourth Proportional to 7,187,673,447.50, 10,781,729,812.74 and 2,465,929,130.72

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Solution

The fourth proportional to 7,187,673,447.50, 10,781,729,812.74 and 2,465,929,130.72 is: 3,698,969,050.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,187,673,447.50 : 10,781,729,812.74 = 2,465,929,130.72 : x
  2. Step 2: Convert to fraction form
    7,187,673,447.50/10,781,729,812.74 = 2,465,929,130.72/x
  3. Step 3: Cross multiply
    7,187,673,447.50x = 10,781,729,812.74 × 2,465,929,130.72
  4. Step 4: Simplify right side
    7,187,673,447.50x = 26,586,981,624,787,853,312
  5. Step 5: Solve for x
    x = 26,586,981,624,787,853,312/7,187,673,447.50
  6. Step 6: Final answer
    x = 3,698,969,050.14

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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.